Computer technology

Last modified: 2025-01-22 21:01

If you decide to download a new version of the Opera, Google Chrome or Mozilla Firefox browser on the Internet and do not know what the bookmark bar is and how to use it, then this material is for you. Now we will conduct a small educational program on creating and configuring visual bookmarks using the example of the Mozilla Firefox browser

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PDF is the most common format used for reading documents. However, this format is not intended for data editing. Of course, some manipulations with the document can be done, but often there are not enough tools for serious work. Fortunately, you can transfer PDF to Excel and continue editing in Microsoft's spreadsheet editor

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With the help of visual bookmarks, the user can get to the necessary Internet page with one click of the mouse. This service is undoubtedly very convenient, it saves time and eliminates the need to look for the desired site in the bookmark magazine

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Most PC users use Microsoft operating systems. There are various currently relevant "operating systems" from Windows XP to Windows 7. The main element of these operating systems is the taskbar. The panel can be moved around the four edges of the screen

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The main purpose of the Windows component called Task Manager is to display lists of currently running applications, processes and services. These lists provide the ability to forcibly close applications and individual processes. It also has the ability to launch new applications

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"Full-screen" is a mode of operation of an application in which there are no attributes of its window - frames along the edges, scroll bars, service menus, etc. Most often, this method of displaying the contents of a window is used in games, video players, and other applications that aim to create the most immersive experience possible within the monitor

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Graphic tablets are devices for entering information into a computer. Currently, they are actively used by people working in certain fields, such as engineers and designers. The advantages of a graphics tablet are the ability to enter handwritten text and similar information

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Advertising does not stand still. This statement is perfect for pop-ups in Internet browsers. Previously, these were static banners that calmly waited for attention. Advertisers have found that this way of getting to know their products or services is ineffective

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Unlike the real world, in the virtual one the idea of teleportation has long been realized - you have the ability to almost instantly move to any page on the network. Therefore, on the Internet, more efforts have to be made in order not to lose the addresses of interesting points to move than to the process itself

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If you have purchased a professional camera, then one of the constant problems for you can be working with RAW files. The file extensions for these files vary depending on the camera manufacturer. Since Canon is one of the most popular cameras among photographers, you will most likely have to deal with the CR2 format

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Sometimes there are situations when the iPhone needs to be returned to its original state. Thus, the existing settings are reset, personal information is erased. Such a need is due to the instability of the device, errors that arise due to a software failure, or the sale of a smartphone

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There are a huge number of video formats in the world, each of them is good in its own way, some prefer AVI, and some prefer MP4. Regardless of this, the user with the help of special programs can convert AVI to MP4 and vice versa. You just need to know what these programs are and how to use them

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Streaming video in mp4 format is perfectly readable by modern computers, mobile devices and smart TVs. However, on older devices, mp4 may not be produced. It is necessary to convert it into avi format, which can be played on any gadget, regardless of the OS installed on the device

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It is impossible to imagine human life without a mobile device. Today these are not just gadgets for calls and SMS, but functional devices that allow you to go online and perform complex tasks. Apple devices especially stand out against the general background IPhone The iPhone is a multifunctional phone

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Matroska or mkv is a project that creates an open flexible format aimed at working with video, subtitles, and audio. Allows the user to store a movie in one file absolutely free: the stream specification is freely available. But not everyone is comfortable with this format, so the question arises about converting the file

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Often, after finishing work with Excel documents, you need to fix the result in order to exclude the possibility of editing. One of the options for how to achieve the desired result is to convert Excel to PDF format. Translation in the editor One of the easiest ways to convert excel to pdf is to save the document in this format

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How to convert mp3 to wav or vice versa? Humanity is trying to create a more or less perfect standard, but in the end this often leads to increased competition. So it is in the computer sphere - there are many opportunities that are used in parallel, thereby complicating life

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You can convert video format without any problems for free right in your browser thanks to online converters. And on mobile devices, this can be done similarly without problems. Convertio One of the best online converters with a good interface in Russian and fairly broad functionality

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The relatively recent FLAC audio format is one of the most popular because it has the highest sound quality. But its main disadvantages are considered to be rather large and the fact that some devices (mobile devices or household players) do not support it

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There are many different file formats, one of them is ISO, which is a specially created copy of a disc with all the information that it contained. If you write this file to disk, the entire file structure of the original medium will be preserved

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Today many users are interested in the question - how to convert avi to mp4. It should be emphasized right away that specialized programs will be needed to carry out this operation. Such utilities are called converters. Now users are given a wide choice between different programs, let's figure out which ones

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With the advent of online converters, it has become more convenient to do many simple tasks in the browser itself, without downloading any programs. It is also not difficult to convert video format from MOV to MP4 with their help. Fconvert A free online converter with which you can change the format of a video, crop it, change its resolution and even set the bitrate of video and audio

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Sometimes it is necessary to select a music track from a video clip. And this can be done in a variety of ways. Savefrom In the Google Extension Store, there is an application called "Savefrom" that will allow you to download the video you are watching in different formats

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Unauthorized access to the file system of an iPhone, iPod Touch, iPad, or Apple TV, possible through exploits that exploit Apple's security vulnerabilities. Access to system files and folders allows the user to manage their content and install applications from third-party sources What is Jailbreak?

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Recently, books in pdb format can be found on various resources. They differ in size from books in other formats due to the information they contain. It is necessary - Acrobat Reader. Instructions Step 1 Open your browser, type Acrobat Reader in the address bar

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Choosing a good video card manufacturer is very important because the video card determines the reliability of the entire system as a whole. This is especially true for gaming computers in which the video card is the most expensive part of the system

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To work with tables in the Windows operating system, Excel is used, which is part of the Microsoft Office suite of applications. The utility has a wide functionality and allows you to perform not only the operations of adding and inserting data, but also sorting them by numerical value

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While working on the Internet, the user may accidentally close the browser or will be forced to do this in case of errors. In order not to search for previously opened tabs when you start the browser again, you can restore the previous session in Mozilla Firefox

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After browsing Internet sites in Opera, as in other browsers, a lot of saved information remains - cache and cookies. In some cases, they only take up extra space on the computer's hard drive, but in some they can cause hacking. Instructions Step 1 Launch Opera browser

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If necessary, Internet lovers can remove ads in the Yandex browser forever, which will not be distracted by various ads while reading pages. The program developers have provided for this in several possible ways. Instructions Step 1 You can permanently remove ads in the Yandex browser by using a special extension originally built into the program

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Opera is a popular web browser and software package for the Internet. The strengths of the browser are its high stability, flexibility of settings and excellent performance. Instructions Step 1 Opera browser is one of the leaders in network speed

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Without a properly configured browser, it is impossible to use all the functions of the Internet. If, for example, not all components are installed, the browser may not be able to partially or completely display some Internet pages. Without the appropriate components, you will not be able to play online videos

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There are several protocols that determine the order of transfer of data of different types through local and global computer networks. One of them was created in 2001 and called BitTorrent, which has since become very widespread. The manufacturers of the Opera browser, given the popularity of this protocol, have built a torrent client into their application

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It is difficult to imagine modern life without DVDs, they have become almost generally available. And with the widespread use of PCs to watch discs, it is not at all necessary to have a special player at home - you can play a DVD disc on a computer

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The Word editor provides ample opportunities for text formatting. In particular, it can be highlighted by decorating with a frame. You can trace a document with simple lines with a single click of a button, it will take a little more time to insert a beautiful frame

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When working with pictures or photographs, the operation of overlaying one image on another is used more often than any other. The most convenient way to do this is with the help of specialized programs - graphic editors. The very procedure for combining pictures is not difficult, but depending on the application used, the sequence of actions may differ

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Replacing the background in a photo can be an interesting solution. There are many ways to do this. This technique compares favorably with most. Firstly, it is very easy to replace the background in the photo with it. Secondly, it allows you to replace the background of the image completely or only part of it

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Typing text on a computer, you may come across the fact that it contains famous quotes, direct speech, titles, etc. According to the rules of the Russian language, these elements should be highlighted with quotation marks on both sides. There are several options for how to insert quotation marks on the keyboard or by copying

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A laptop is a gadget that is very convenient to use, because with a wireless Internet connection, you can work wherever it suits you. Also, the laptop is useful for people leading a "nomadic" lifestyle. And almost every laptop owner sooner or later faces the problem of overheating of the machine

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To prevent damage to the CPU as a result of overheating, it is necessary to constantly monitor its condition. Naturally, you should react in a timely manner in the event that the temperature exceeds the permissible limits. It is necessary - crosshead screwdriver

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Lowering the frequency of the RAM is required in quite rare cases, for example, if you overclocked the processor. Also, lowering the memory frequency may be necessary if you are not going to load your computer for a certain period, and for example, you will only use it to visit Internet pages

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Many people use special programs to configure the parameters of the computer. Not everyone knows that most of the basic settings can be done through the BIOS menu. Instructions Step 1 Turn on your computer and hold down the Delete key (F2, F8)

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The fan (or cooler) is one of the important components of the computer system unit that provides cooling to the central processor. If the system unit is still very hot when the fan is running, you can change the initial cooling temperature. Instructions Step 1 Turn on the computer while holding down the Delete key or one of the function keys (F2, F5, or F8)

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The processor is the heart of the computer. Overheating of the processor can seriously affect the stability of the computer, and in some cases can damage it. It is very important to know how to prevent overheating of the processor. Dust inside the case If you use your computer for a long time without opening the case, dust will inevitably accumulate there

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Cheat codes are used to obtain additional features in a computer game that are not available in normal mode. They are entered and launched differently, depending on the type of game. It is necessary - Internet access. Instructions Step 1 Find cheat codes for your game

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Most of the developers of computer games use special character codes, which are often called cheats (from the English word cheat). The well-known action game Mafia is no exception, albeit the treasured combinations are significantly less than in other games

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All computer games can be played using cheat codes, which greatly facilitate the process of completing one or another stage. How do you do this in a game as popular as Diablo? It is necessary - Art Money program. Instructions Step 1 Press Enter to quickly gain experience in Diablo 2:

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The error "This program is not a Win32 application" often occurs after installing new utilities. To fix it, you will have to reinstall or download a different version of the program, since this file is unsuitable for running in the installed operating system (OS)

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Often it is required to independently create, say, a price tag containing, in addition to text, a barcode. No additional hardware is required for this. An ordinary computer and a printer are enough. Instructions Step 1 Go to the following link:

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Ban, as a means of fighting cheaters, is quite common in Counter Strike. The main disadvantage of a ban is that there are always ways to get around it. However, there are several ways to ban a player. Instructions Step 1 The most used is to ban a player by IP address

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You don't always have the patience to play games on your own. Often, many gamers use the so-called cheat codes to quickly and easily obtain weapons, change certain parameters, and enable additional modes. Instructions Step 1 Turn on developer mode in the keyboard settings

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The Windows operating system registry consists of many sections and subsections, which contain parameters and their values. At the topmost level of the hierarchy, there are five sections, one of which is designated HKEY_LOCAL_MACHINE. It contains information about drivers, software and its configuration, port names and other settings of the local computer

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Earlier, during the reign of Dolby Pro Logic, setting up a new home theater with a multichannel receiver was simple: you had to connect a speaker system, as well as a sound source, sometimes also select the decoder mode. And with modern receivers, the situation is completely different

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In most cases, data accidentally deleted from a flash card can be recovered. In order to effectively recover lost files, you must follow a number of rules and use specialized software. Instructions Step 1 After accidentally deleting data from a flash drive or discovering the loss of necessary documents, first of all, stop writing data to this medium

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The file systems of modern hard drives are designed in such a way that information is completely deleted from the medium only after overwriting certain sectors. This means that you can recover deleted files if the hard drive has not been used efficiently enough

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Accidental deletion of data from a computer is one of the most painful problems of users. In fact, after formatting or emptying the recycle bin, it is possible to recover lost data, but this procedure can take a significant amount of time. It is necessary - a program for recovering deleted files, such as Handy Recovery

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Sometimes it happens that you have deleted the files you need by mistake. For example, such files were audio or video recordings. Restoring these records will not be difficult for you, because there are many multimedia files on the world wide web

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How many times have the world been told that it is necessary to do regular backups of the contents of your computer. Then careless movement of the mouse, erasing an important file, will not be so scary for you. Fortunately, there are programs that allow you to recover lost data and deleted files

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JAR files are usually packaged in the RAR format, so they can be decompressed with common archiving applications such as WinRAR. WinRAR is a versatile tool that can open most well-known archives, including JARs. It is necessary - WinRAR program

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After copying a large number of archives, it becomes necessary to unpack them into a specific directory. When starting this process, it is worth considering some nuances, tk. unzipping one or several files is different. It is necessary Software:

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The iso format is used to store a disk image and differs from regular archives in that it creates a much more accurate copy of the original data. It stores not only the files themselves, but also the file system of the source media (CD or DVD disc, floppy disk, flash drive, hard disk, etc

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Modern multifunctional devices and printers can differ in a number of technical characteristics. When working with Helwett Packard Deskjet series printers, keep in mind that these devices can operate without a physical connection to a computer

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Archivers are programs that can compress information in files. Modern archivers allow you to combine several files into one archive and view the contents of such archives. The size of the archive created with their help turns out to be much smaller than the size of the original file

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An extension is a few letters after the last period in the file name. The operating system uses it to determine which program should open the file. The rar archive files have the .rar extension. It is necessary - WinRar archive Instructions Step 1 The archive has the extension

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A large number of games that are now appearing on the Internet are packaged in files with the extension .rar, .zip, .iso, .mdf. Thus, an ordinary user is faced with the problem of unpacking games that are associated with these archives. It turns out that in order to start passing the game, it is enough to install a couple of well-known programs

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Hardly anyone would dump the entire contents of the closet onto the floor if they had to get one T-shirt. This idea is also true when working with archives. There is no need to unpack the entire contents if the archiving program allows you to selectively extract the files you want

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WinRAR is an archiving program that was created and is constantly being developed by the efforts of the creators of the rar format. In addition to the "native" rar extension, the application is able to read zip, 7z, arj, iso, cab, gzip, tar and others files, so installing this archiver into your operating system can significantly expand the available arsenal of tools for working with files

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The operating system requires personal care: constant cleaning of "garbage", viruses and unnecessary registry entries. But when all possible ways of solving a particular problem have been exhausted, and the need to use a computer is still there, people often turn to service centers for help

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Installing Windows is one of the most complex computer-related procedures. If done incorrectly, it can lead to many difficulties in using the computer. To avoid problems, you need to know how to properly install Windows. To install Windows 7 you will need:

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When you format a hard drive, absolutely all data is deleted from it. And this applies not only to your photos, documents and other valuable files, but also to viruses. When a particularly harmful virus that antiviruses cannot find on the disk, formatting helps

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Performing the formatting operation on a removable USB device, in fact, is one of the recommended ways to fix problems if the computer cannot detect a USB flash drive. How can this be done? Instructions Step 1 Check if the indicator light of the removable device is working - if the connector is damaged, the indicator will not light up - and try disconnecting the peripheral USB devices that are not currently in use, and plugging the USB flash drive through anoth

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Accounting software "1C Enterprise" is found on the computer of almost every modern accountant. Despite the seeming complexity, the program is quite easy to use and has a wide range of useful functions. To learn how to work in the program, all you need to do is install the program on your computer and start working in it

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Windows 7 is one of the best operating systems today, it has a user-friendly interface and increased performance. New features in Windows 7 include the recovery system, which allows you to quickly reinstall the entire system. Open the Start menu of the operating system, type Recovery in the search bar and press Enter

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If a large number of viruses have accumulated on your system drive, and no amount of treatment and removal of malware already helps, then it is best to reinstall the operating system. And during the installation process, the system partition is formatted

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An on-screen, or virtual, keyboard that replaces the traditional input peripheral is one of the services provided by Microsoft developers. The keys on it can be selected with the mouse, as well as with your finger or stylus, in the case of a touch screen

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Many laptop or netbook keyboards have an Fn button. Why is it needed? On the keyboards of most laptops, ultrabooks and netbooks there is an Fn button, but unfortunately, the instructions for the gadget do not always have a description of its use and inexperienced users, by chaotically clicking on it, can accidentally turn off Bluetooth or the wireless network, the touchpad, switch to the numeric keypad from the main one, and the user will feel that the laptop is broke

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In personal computers without a touchscreen, the on-screen keyboard is used primarily for typing text using the mouse pointer. You can also control it with one key of your choice. The graphical interface of this program mimics a standard keyboard, almost exactly repeating the layout of the buttons

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PDF is a very convenient and at the same time simple format, which is widely used by both ordinary users and numerous publishers. One of the main advantages of this format is support for original fonts, images and graphics without compression, as well as independence from the chosen operating system

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The practice of converting files from pdf to doc format is quite extensive due to the popularity of using the Word text editor and doc format. This practice is due to the involvement of many types of activities in the work with the Microsoft Office suite of office programs

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The accent mark refers to "special marks" and its insertion into the text of the document is possible only in an editor that has options for working with such marks. For example, Word provides such a feature, but Windows Notepad does not

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Converting the DOCX text format to an electronic version of PDF can be done in two ways. The first involves converting files directly from Microsoft Word 2007. And the second is the use of special software. Working with office Word documents often requires translating text files into PDF format

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It is often necessary to edit the pdf file. For example, if you want to use the information it contains. In this case, a converter or a text recognition program will come to our aid. It is preferable to use a recognizer. Although the process when working with it is a little more complicated and time-consuming, it provides a much more accurate conversion than a simple converter

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It is very easy to convert a Word document to a PDF file. But converting PDF to Word format is more difficult. Instructions Step 1 One of the best software tools for working with PDF files is the free Foxit Reader. Download the software, start the installation process as usual, and then launch the program and download the PDF that you want to convert to a different file format

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Does your computer slow down, folders open for a long time, programs run hard, the system often hangs? Do not be nervous and do not rush to complain that the computer is hopelessly outdated. We will show you some tricks with which you can speed up your computer by 25-50 percent

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Windows 7 is one of the recently released products from Microsoft. As in any complex system, and Windows 7 can be observed errors due to which the computer begins to "freeze". Viruses In case of any failure in the operation of the operating system, you first need to check your computer for viruses

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A frozen laptop is an unpleasant phenomenon. It may hang due to program failures or due to a lack of system resources. Restarting a frozen laptop can be done in several ways. Instructions Step 1 If you find that your laptop is frozen, do not rush to immediately take emergency measures

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A laptop is essentially not much different from a regular stationary computer. However, owners of laptop computers should be aware of some of the features of their operation. For example, a forced shutdown of a laptop must follow a specific scenario

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A computer, like any technical device, has its own expiration date. If you squeeze all the juices out of the computer, then it will lose maximum functionality faster. So, for example, many users, after several years of work, notice that games or programs have begun to work worse, and the OS itself sometimes just freezes while passing the next level of their favorite shooter

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The most common causes of a computer freezing and restarting are virus infections, operating system failures, or insufficient RAM. The reason is a virus First you need to check your computer for viruses. Use the installed antivirus program and scan the entire computer

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A modern computer is a very complex device, consisting of many different parts. The work of a PC depends not only on its high-quality assembly, but also on the correct operation of the software. There can be several reasons for the computer freezing

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Any computer user has played computer games at least once. Sorting through various options for games, everyone is looking for something unique, suitable for him. Sooner or later, some people start to think about the very process of creating a game

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Monitor-related problems may occur while the computer is running. The most common of these is the lack of a signal, which causes the picture to disappear from the screen. This problem can arise for various reasons. Physical failure of cables First of all, you need to make sure that the means of connecting the monitor to the power supply and to the computer are working properly

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You enjoy playing computer games, and finally you got so interested in this type of entertainment that you wanted to create your own 3D game. It’s quite real. Let's analyze together in what order this can be done. It is necessary In order to create your own 3D game, you need time, imagination, and, preferably, a team of like-minded people, in which there is a programmer

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Removing files from your computer permanently is not an easy task as it might seem at first glance. When a file is deleted, the record about it in the file table is deleted. Clusters marked as empty can be read using special programs. How can you achieve complete data erasure?

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Blogging means constantly posting your thoughts, someone else's articles, interesting materials, etc. The design of the topic being created - 50% chance that everyone will read it. By posting articles on the WordPress platform, a large number of graphic files are created that you do not need at all

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When a file is deleted normally, it is usually placed in the trash. In this case, until the latter is cleared, it remains on the hard disk. Sometimes circumstances require you to delete a file bypassing the trash can. Instructions Step 1 To delete a file without placing it in the trash, use the Shift + Delete keyboard shortcut

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Sometimes users need to delete a file or folder from their hard drive or removable media. Usually, it is enough to mark the file and press the Delete key, or right-click on the file name and select “Delete” from the context menu. However, standard tools do not always work

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The Windows operating system has a "safety mechanism" that prevents accidental deletion of data. When you delete a document, movie or any other file, it is placed in a special folder "Trash". At the same time, until the trash is emptied, it is possible to fully recover deleted information

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There are several ways to delete photos. The most famous is simple placing in a basket and then cleaning it. But such a path allows you to restore them in the future, if you wish. To permanently delete photos from your computer, you need the Eraser program

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The objects in the photo can have different shapes: a human silhouette, a rectangular cabinet, a bubble cloud. But you never know what else. And depending on that, you may need different Adobe Photoshop tools if you want to remove this object

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When writing data to DVD, sometimes problems occur that prevent normal operation of the disc. But what are they connected with and what are their reasons? Let's take a closer look at this issue. Many PC users face such a problem as an error when writing information to a DVD disc

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It is impossible to imagine a modern person without a personal computer. The PC performs a huge number of operations per second, and its video card plays an important role in this process. Graphics card temperature Surely every owner of a personal computer understands that the more seriously the process is launched (for example, some game or a graphic application that is demanding on system resources), the greater the load will be

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You can use a Bluetooth adapter to synchronize your computer with your mobile phone and some other devices. This device will allow you to perform a huge number of manipulations without the use of cables. Instructions Step 1 There are various types of Bluetooth adapters

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What the user sees on his computer as pictures are graphic files that can take up a lot of disk space. To remove pictures, you just need to delete these files. To do this, find them using the search function and delete them. It is necessary Operating system Windows XP, skills to work with it Instructions Step 1 In order to find graphic files in the Windows XP operating system (as in the overwhelming majority of other versions), do the following sequence

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The mailbox on the Yandex.Mail service is quite convenient to use. The folders in which the correspondence is stored, the data about the sender that is visible to recipients who receive emails from the user - all this and much more can be customized at your own discretion

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The BIOS (Basic Input / Output System) settings can be accessed through the BIOS Setup panel. It can only be entered during the computer startup process, before the main operating system is loaded. Generally, accessing the basic I / O system settings is straightforward, but sometimes unforeseen obstacles are encountered

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A 3D graphics accelerator, or graphics card, can be built into the motherboard. More often, external video cards are used, for which you do not need to make any settings in the system. But for the built-in version, it is better to make additional settings

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The BIOS allows you to customize the operation of your computer according to your requirements. If you wish, you can completely reset all the default settings on your motherboard to the basic ones. But for the changes to take effect, you must also save the BIOS settings

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Most modern computer users have no idea what a BIOS is, why it is needed, do not understand the principle of its operation, do not know how to open it. But every self-respecting user is simply obliged to know what it is. What is BIOS So, first, let's find out what BIOS is and what it is for

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Reassigning keys on a laptop is used to more conveniently configure the keyboard settings for your own needs and more comfortable work. The keyboard on a laptop cannot be replaced, and therefore, to change the functions of the buttons, you can use specialized programs

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Immediately after turning on the computer, its processor transfers control to the basic input / output system (BIOS), written in permanent memory. At the end of the device health check, it sequentially scans the available disks to find the operating system bootloader

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When preparing various reports, term papers, diploma theses, scientific papers, it becomes necessary to put footnotes. The Microsoft Word text editor gives its users this opportunity. How to make a regular footnote A person encounters an ordinary footnote when, while reading a book, he sees a thin line at the end of the page, and below it in small print, text marked with numbers, asterisks, lowercase Latin letter "

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To conduct a video or audio dialogue with family and friends from computer to computer, you need to be on the Internet at the time of communication. But what if your interlocutor is not on the Internet, but his phone number is known? Or, for example, do you want to talk to a friend who simply does not have a computer?

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BIOS (Basic Input Output System) - stores all the basic settings of the computer. This includes the system time, frequencies of the processor, system bus and RAM, operating modes of various devices built into the motherboard, the order in which disks are loaded at computer startup, and much more

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System rollback (restore) is an effective tool if you mistakenly installed the wrong program and it reconfigured the operating system that stopped working correctly. It also helps if the application was installed incorrectly, viruses were caught, or a software crash occurred

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There are many ways to restore the operating system to a working state. When it comes to Windows Vista, it is best to use the installation disc for that system. It is necessary - Windows Vista or Seven installation disc. Instructions Step 1 Open the DVD drive tray and insert the disc containing the Windows Vista installation files

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The Windows Registry is a structured database that contains system settings information for each profile on a computer. Incorrect registry changes can lead to inoperability of the computer and the need to reinstall Windows. Instructions Step 1 If you want to edit the registry settings, first create a backup copy of the key that you are going to change

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Unfortunately, nothing is permanent. And the computer mouse is no exception. Most often, the scroll wheel breaks down. But wait, throw away the mouse. It can be repaired, while saving some money. It is necessary Screwdriver Pliers Iron paper clip Nippers Fire source (stove, lighter) Instructions Step 1 If a part of the wheel axis breaks off your mouse, the symptoms of such a malfunction are as follows - you turn the wheel, but this is not dis

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The Google Chrome browser is becoming more and more popular. Its undoubted advantages include the simplicity of the interface and very fast work. Nevertheless, at the first acquaintance with this browser, users sometimes have difficulties. In particular, it is not clear how to save bookmarks of open pages

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The installation discs of Windows Vista and Seven operating systems allow you to perform system recovery procedures without using additional programs. There are several important nuances that allow you to quickly recover the OS in the event of a failure

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Any software has a given (calculated) percentage of failures, these are technical nuances that simply cannot be eliminated by modern programming methods. The largest percentage belongs to Vista software. This does not mean that Vista is worse, for example, "

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On the vastness of the world wide web, you can find a huge number of computer viruses. The overwhelming majority of them are not capable of somehow harming the operating system. But there are also those that can completely or partially block access to it

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There are a huge number of viruses that prevent access to the operating system or some of its functions. You need to know how to get rid of such malicious programs on your own. It is necessary Internet access, LiveCD. Instructions Step 1 One of the most common and quickest ways to remove a virus window is to enter the correct code

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Ransomware infections have become more frequent in recent years. These viruses block your computer, preventing you from using it. In order for the computer to become functional again, these programs require either transferring money to a specific account, or sending SMS to a short number

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In the process of using a PC, probably any user has come across a situation when a file saved on a computer cannot be opened. As a rule, a message appears on the screen about the impossibility to open this object, or it opens incorrectly. Damage to files can occur as a result of virus infection, recovery after deletion, or errors on the hard drive

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Antivirus programs protect our computer from various malicious sites, programs that destroy the operating system, sometimes causing irreparable harm to it. Very often you can catch this virus by visiting unverified sites, opening other people's links, etc

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Fractional expressions are common in technical, scientific, and educational texts. In the simplest cases, you can get by with the usual oblique slash. However, in the case of "multi-level expressions" you will have to use additional features of Word

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The process of changing a user, changing the settings of a user account or organization is performed by standard means of the Windows operating system. It does not require special computer knowledge and the involvement of specialized third-party programs

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If a banner warning "Windows is blocked" appears on your computer, don't panic. This is just a virus and you can get rid of it in the same way as you can get rid of all the others - just remove it. Ransomware banner The essence of the viral banner is that it blocks the operation of the OS and displays a "

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Equipped with black and color cartridges, an inkjet printer is used for black and white and color printing. To print with color ink only, you must select certain options in the printer preferences in the Properties dialog box. It is necessary - Printer

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Printer cartridges are quite expensive, even if they are refillable. This is especially true for inkjet printers. To save money and time, you can make your own good ink that can be used for a long time. It is necessary Pigment for paint (Rainbow ink or any other ink similar in composition), glycerin, alcohol, syringes (for refueling), cartridges (refillable), utensils for making paint (the required number of beakers)

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The technology Adobe Flash, despite its venerable age, and to this day remains one of the most popular in the development of websites. And everything is done on flash: from banners and interactive pages with animation to online games and complex applications

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In order to be able to watch various videos online on a computer, as well as listen to music, you need to install special software, that is, a flash player that plays all such multimedia files. It is necessary - a computer; -the Internet

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It happens that you digitize your favorite music from an audio disc to listen to it in your player, or you download it from the Internet, and instead of the album cover, an empty picture is displayed - a nondescript gray disc or something like that

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The famous Yandex company presented the alpha version of its Internet browser, which has a laconic and transparent design without the use of any borders around the window. The application, according to the creators, "takes on the colors of a web page that is open in a browser, for this reason the line between the program and the global network disappears:

Last modified: 2025-01-22 21:01

FlashPlayer is a plug-in (software module) that ensures the correct operation of everything related to video, regardless of the browser you are using: Firefox, Opera or IExplorer, as well as the operating system: WindowsXP, Vista, any kind of Linux or MacOS … It is necessary FlashPlayer program Instructions Step 1 FlashPlayer is the link between the program and the operating system

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Installing the Adobe Flash Player software requires administrator rights to access computer resources. This limitation can be circumvented if desired. It is necessary Mozilla Firefox. Instructions Step 1 Update the Firefox browser to the latest version on the official website of the program and locate its files (the default location is C:

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With the advent of cameras with a matrix exceeding 10 megapixels, the dimensions of ordinary photographs are beginning to acquire simply unimaginable dimensions. And if you need to send an image by e-mail or upload it to the site, this turns into a real problem

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The Paint program, included in any package of Windows OS, is very convenient to use when you need to reduce the size of a photo. And how to do this depends on how exactly you need to process the image: change the viewing scale, crop or reduce the occupied space

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Many popular sites are very demanding about the parameters of the image stored on their servers, and even reduce the weight of uploaded photos on their own. However, some sites do not have special services for compressing images, so they have a limit on the size of the graphic file offered for downloading

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Modern digital cameras produce photographs with a resolution that far exceeds the display capabilities of monitors and a large file weight. Posting such photos on blogs, forums or social networks can create inconvenience for users who do not have fast Internet access

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Often you have to deal with a situation where the image size has to be adjusted to certain standards. For example, uploading to the Internet very often requires images that are reduced in comparison with the original. There are several ways to reduce file sizes using the graphics editor Photoshop

Last modified: 2025-01-22 21:01

Animated pictures are a rather original solution, which, for example, can attract more visitors to your site. It is not difficult to do such a trick; it is enough to use the well-known graphics editor Adobe Photoshop or another program with similar functionality

Last modified: 2025-01-22 21:01

Who refuses to spice up their website with fun animations? Animation can be made from anything, even from movie frames. Creating animated. It is necessary Photoshop program VirtualDub program A fragment of the video from which frames for animation will be created Instructions Step 1 Open the video in VirtualDub

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Creating animations in Photoshop is fun and exciting. It doesn't require any special skills, you just need to learn the basic principles of time-lapse animation. The Layers panel and the Animation panel will help you with this. The graphics editor Photoshop allows you not only to process images, but also to create animation based on them

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The technique of creating animated pictures has been known since the creation of the first animated films. With the passage of time and the development of computer technology, the creation of cartoons has turned into a conveyor belt, in which the computer has been assigned an important role

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Format is a file extension. Each format has its own disadvantages and advantages.. It is necessary To convert a picture into gif-format, you must have the image itself and any graphic program convenient for you. Instructions Step 1 With the help of this extension, you can create a series of images that will follow one another cyclically

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While surfing the Internet, the user opens and closes tabs. When you close one of them, you have to go back to the search results page and look for the clicked link. You don't have to do this if you use the hotkeys for restoring closed tabs

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While working on the Internet, a user can accidentally close a page that was difficult to find. To restore a closed tab, it is not necessary to search from the very beginning, you just need to correctly configure the browser and be able to use its tools

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Inexperienced PC users often wonder how to insert a character in a text document that is not on the keyboard. This does not require special programs, it is enough to use one of the two main methods that will help reveal the secret of invisible signs

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How pleasant it is sometimes to talk to someone whom you have not seen for a long time, and especially if your friend or acquaintance is far away from you. And not just chat in a chat, via e-mail or phone, but see your own face, hear the desired voice

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In the version of Adobe Photoshop CC there is a new function "Warp Perspective", designed to correct architectural images. It can also be used to create collages from photographs taken from different angles. Instructions Step 1 To work with Perspective Warp in Photoshop Preferences, you must turn on the GPU

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When browsing the Internet, users usually open several browser tabs or windows. This speeds up work and makes it more convenient. However, when installing programs or applications, the installer may ask you to close all open browser windows

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In order for the computer to be able to read and make virtual CDs / DVDs, an emulator must be installed on it. Given the prevalence of virtual disks on the Internet, it is necessary to understand what these emulators are and how they work. The essence of CD and DVD emulators CD / DVD emulators are used to create and read virtual disks

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DVD images are used to distribute programs and movies that consist of multiple files, splitting which will make installation or viewing impossible. To mount a DVD image, you need to install and configure special software on your computer. Instructions Step 1 Download and install a special disk imaging program called Daemon Tools on your computer

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All computer users must have discs with games and programs. These disks can be captured and mounted to virtual drives. That is, you will receive a file with an exact copy of the disk. It can be stored on your hard drive. Mounted disks have a faster access speed, and images can be used at any time, even if the original disk is missing

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The format of virtual disk images today is very often found on the Internet, for example, DVD movies or video games downloaded from the Internet. It is a complete copy of the disk from which it was created. In order to access it, you just need to emulate it

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Mounting is called the creation of the effect of loading a disc into an optical media reader. At the same time, the reader and the disk itself do not really exist - an exact copy of it is used as a disk, placed in a container file ("disk image"

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A huge amount of information on the network is distributed in the form of CD images. These include exact copies of physical CDs. All their difference lies only in the fact that the drive that is used to read them is not physical, but virtual and is not located in the computer case, but is installed by a separate utility on the user's computer

Last modified: 2025-01-22 21:01

For simpler tuning of the Svec receiver's channels, you can use the usual input of the access codes. Please note that some models do not have a program in which you need to enter keys. It is necessary - firmware program; - cable for connecting to a computer

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Today satellite dishes are popular with many people. This is especially true for those residents of remote areas who do not have access to cable TV. Thanks to a wide selection of TV channels, each receiver user can choose the best option for himself

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The 1C: Enterprise program is one of the most popular applications used for accounting in enterprises. In this program, you can create external processing that has its own layout, as well as a pass argument containing a reference to the configuration metadata object

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There are several proven methods to increase the power of your Wi-Fi link. This is usually accomplished by amplifying the transmitter rather than the adapter receiving the signal. Instructions Step 1 Try strengthening your Wi-Fi signal reception first

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Many users use modern LCD and plasma TVs instead of monitors. This significantly improves the picture quality and enhances the enjoyment of watching a movie or gaming. It is necessary - HDMI-HDMI cable. Instructions Step 1 First, select the cable with which the TV will be connected to the computer system unit

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A fragment is a continuous piece of text. Sometimes it is necessary to move a phrase or a couple of sentences to another paragraph. Sometimes you need to move several paragraphs or even an entire paragraph. In both cases, moving the text is not difficult, you just need to know the basic rules for using a text editor

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Keyboard shortcuts allow you to use your computer much faster than using a mouse alone. Unfortunately, not all users are aware of these combinations. Hot keys allow you to interact with your personal computer much faster and more conveniently

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Satellite TV allows you to receive digital channels in DVD quality. To do this, use a special device - a receiver, which is connected between the TV and the antenna. Today there is a wide variety of these devices. With their help, you can not only watch TV channels, but also record them on your hard drive, with subsequent viewing at any time

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After setting up the rotary system, selecting satellites and the appearance of signals from them, as well as performing other necessary manipulations that are important for receiving satellite channels, you need to scan the channels, select the necessary ones and add them to the receiver

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Today's market for computers, laptops and netbooks is very diverse. Quite often, there are devices on it that do not have the ability to read CD / DVD disks, which, in turn, complicates the installation of the operating system on them. The solution to this problem is to install the operating system using a USB drive (flash drive)

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The main difference between Windows 7 64 bit and 32-bit version is the ability to use more memory. This greatly speeds up work with large files, and also improves performance when running multiple applications at the same time and switching between them frequently

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If your computer has a broken optical drive, and you urgently need to install an operating system, then the way out of this situation may be to install from a memory card. Also, this method is suitable for owners of netbooks that do not have optical drives

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More often, the question arises of how to connect a modem, but sometimes there are situations when it is necessary to temporarily turn off the device, for example, if you need to increase the speed of the network on another personal computer or restrict the use of the device

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One of the interesting and attractive features of many printers is the ability to print text and images onto the surface of discs. The most popular printers that support printing on discs are models from the manufacturer Epson (for example, Stylus Photo T50, R220 or R320) and Canon (PIXMA iP4200, PIXMA iP5000)

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There is perhaps no program for editing bitmap images that can rival the popularity of Photoshop. Having learned how to work with it, you can create real masterpieces of digital photography. Instructions Step 1 Getting started with Photoshop, you should know that working with this graphic editor will take you a lot of time, not only at the stage of study, but also when this program finally conquers you

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Driver - software required for the video card to work correctly. If the image quality on your monitor is no longer satisfactory for you while working with graphics, watching movies or playing games, try updating your video adapter driver. This can be done in several ways

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Virtual memory, also known as the paging file, is a special technology of multitasking operating systems that allows you to add a fraction of the hard disk memory to the computer's RAM. Increasing the virtual memory of a computer is available even to a novice user

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Safari is one of the most innovative browsers created by Apple, the maker of the iPhone, iPad and MacBook Air. The full benefit of Safari is only possible on Mac OS computers, but the Windows version of Safari 4 is enough to demonstrate the developer's approach

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To connect multiple computers to a local network, it is recommended to use a network hub or switch. Typically, this connection is used to configure shared resources. It is necessary - network cables; - switch. Instructions Step 1 If you just need to connect two computers to a local network, then use a network cable

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Basic knowledge, skills and abilities of working on a personal computer are simply necessary for a modern person. Most often, this knowledge is based on simple but very important fundamental actions, such as, for example, closing a folder or minimizing a window, and many others

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When working with documents, different situations can arise. Sometimes it is necessary to remove an erroneously placed company seal from the letterhead. It is easier, of course, to print the document again and put the desired stamp. But if it was not saved electronically, you shouldn't worry either

Last modified: 2025-01-22 21:01

Random access memory is a constantly updated memory of a computer, in which, unlike permanent memory (hard disk), instructions and data are stored that are necessary for the processor to perform current operations. The random access memory of a PC or laptop is called random access memory (RAM) and is a module or chip inserted into a special slot on the motherboard

Last modified: 2025-01-22 21:01

A password set on a computer can help protect it from being used in the absence of the owner, become part of comprehensive information protection, and help protect data. Instructions Step 1 Press and hold the Del key while turning on the computer

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Professional software for creating PDF documents is not cheap. However, most ordinary users do not need such programs. If you install a free converter program, such as PDF 24 Editor, on your computer, you can even save a document created in standard Windows Notepad in PDF format

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To install 1C "Trade + Warehouse" you will need almost any computer, preferably with an operating system of the Windows family, any medium with the 1C "Trade + Warehouse" program with a reliable key and a configuration corresponding to the platform

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Outlook Express is a fairly simple and convenient email client. The program has a wide range of functions for working with e-mail. It can be used to sort emails into categories, save them to your computer's hard drive, and perform many other tasks

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To create a remote server, you first need to change the operating system and firewall settings so that it is possible to use port requests that will be involved in the work of the remote server. Instructions Step 1 Go to the Start button menu and select Run

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In order to watch TV, it is not at all necessary to have a TV and a satellite dish. Now it is quite possible to get by with high-speed Internet. Put the player on your computer, download and install the required plug-in and enjoy watching TV channels

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Arj, rar and zip are among the most common archivers used by Windows today. They are used to reduce the amount of stored or encrypted data. It so happens that the password is forgotten, and even the creator of the archive cannot open it without a cipher code

Last modified: 2025-01-22 21:01

Usually "hard reset" implies logical formatting. This brings the disc back to its original state. If there was any data on it, it will be deleted. If the partitioning operation was performed, the disk is prepared for a working state, and you can install the OS on it

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Ping is a command for testing connections over TCP / IP networks. You may need this command if you want to know: is the server running, the IP address of the server by its domain name, check if there is a connection to the server, and much more

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Fifteen years ago, a person who had the opportunity to take a photograph could be unmistakably distinguished from all other people by the presence of a camera. Unless, of course, he was a spy. Today, almost every passer-by can take a picture for himself, and the question of what to do next with the photograph has become more urgent

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A lot of different photos have accumulated on the computer, simple printing is no longer interesting. Do you want your photos to look more elegant, unusual? Try using frames for them. You can easily find a huge number of them on the Internet, or you can buy them in a set with other add-ons for photo processing

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The huge amount of all kinds of advertising on the Internet makes it difficult for users to focus on exactly what they wanted to find or study. There are several methods to disable banner ads and other modules. It is necessary - Dr

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Each frame of digital video played on personal computers, like any digital picture, takes up a fairly large amount of memory. In order to make it possible to store video on modern media, it is compressed using special algorithms. Video recording equipment, video capture programs and video game recording can create unpacked videos that take up very large volumes

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It is very inconvenient when you work on several computers and all have different keyboard shortcuts for switching keyboard layouts and input languages. However, it shouldn't take long to set them up the same way. Instructions Step 1 To change switching keyboard layouts in Windows XP, go to "

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Everyone is faced with a situation when the most valuable information is suddenly deleted by accident. And it doesn't matter what kind of files they are - favorite photographs from a trip to the sea, or many years of work on a doctoral dissertation - as a rule, the same emotions arise

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The resolution set on the monitor may not always be convenient for the user. To make working at the computer as comfortable as possible for the user, each PC provides the ability to change the screen resolution. It is necessary Personal Computer

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We use a printer to print almost every day, printing photos, documents - whatever information we want to see printed. Printed information is easier to digest and easier to understand than what is visible on a computer screen, moreover, it is much more mobile and easy to use than electronic information

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A router is one of the devices designed to build a computer network and ensure its stable operation. A router translates data packets between various network elements, guided by certain rules and parameters. Instructions Step 1 All routers are divided into hardware and software

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Today, it is much easier to pick up a virus on a computer from the Internet than from a storage medium. Therefore, there is nothing surprising in the fact that many new antivirus programs are more designed for the safety of working on the Internet