Technology

Last modified: 2025-01-22 21:01

Electronic data protection may be necessary when you need to ensure the confidentiality of information on a computer that other people have access to. This can be done both with the help of the operating system and special utilities. Necessary - Universal Shield program

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When connecting several computers to a network, in order to access some folders, you must make the appropriate changes to the settings of these directories. Sharing folders and files allows you to perform any action that could lead to unwanted consequences, such as deleting the files you want

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The System file, which has no extension in the Windows XP operating system, is a registry hive, or system registry hive. Damage or absence of this file can lead to the inoperability of the entire system. Instructions Step 1 Click the "

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Sometimes you need to make a backup copy of the system and restore it from the archive. In operating systems of the Windows family, this task can be performed in a few clicks, but for systems of the Linux family, a few mouse movements are not enough

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Floppy disks, or "floppy disks", are a fairly old storage medium. However, some institutions and organizations continue to use this form of data storage to exchange and transmit information. And like any other medium, floppy disks sometimes carry malware

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A CD-ROM is an optical disc with information on it that cannot be rewritten. This is how the abbreviation CD-ROM stands for Compact Disc Read-Only Memory. Connecting it consists in placing the disc in a CD reader installed in the computer. However, very often the name of the CD-ROM refers to the reader itself

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The MySQL database management system is one of the most popular solutions for creating universal and flexible data storage services for web applications. Drivers for working with the MySQL DBMS are included in the overwhelming majority of modern CMS distributions

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When creating your own video clips, it is important to be able to choose and insert the right music. Most video editors have built-in features to quickly add an audio track. Necessary mktoolnix. Instructions Step 1 If you work with containers of the mkv format, use the mkvtoolnix utility

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Information carriers do not cease to amaze with increasing capacity and smaller size every day. There were flash media that didn't fit in your pocket, were heavy and ugly. Now, on a thin cord, you can freely wear a flash drive in the form of a unique pendant around your neck or an original bracelet on your wrist

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To create unusual voiceovers, voice recordings are often used, modified using the filters of the audio editor. So, for example, the voice of Masyani, a character in a popular animated series, was made by changing the key of the original recording

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Many are already accustomed to the fact that stationary hard drives are divided into partitions. This is usually done to ensure the stable operation of the Windows operating system and its subsequent safe reinstallation without data loss. But you can share not only stationary, but also portable hard drives

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Adobe Photoshop can be used for many graphic tasks, but, unfortunately, it cannot be used to glue several GIFs one after another. Unlike the small but nimble Photoscape utility. Necessary - Photoscape program Instructions Step 1 Download, install and run Photoscape version 3

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The real speed of the hard drive is not always equal to the value indicated by the manufacturer on the box. There are many programs for performing verification, but by no means every one is capable of displaying truly truthful data. Necessary HD Tune software

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Alcohol 120 is one of the most popular programs for working with virtual disks. Today, almost all games downloaded from the Internet are in the format of a virtual disk, and without such a program, such games are simply impossible to install

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Pdf is a popular yet versatile electronic document format. Files of this format can contain not only text fragments, but also multimedia objects. Today, the use of pdf is quite wide: scanned pages of magazines, books, etc. Necessary Adobe Reader software

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The introduction of MS-DOS commands is one of the most effective ways of direct interaction between the user and the Microsoft Windows operating system using a text-based interface. It provides a runtime environment for applications and system utilities and provides a display of ongoing processes, allowing you to influence them

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Most modern computers are equipped with graphical operating systems that allow you to control your computer through a convenient and intuitive interface. However, even in the latest versions of such systems, there is also a way to control using text commands - the command line

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The Windows Registry is a database used by the system to store configuration files. Over time, this section is filled with unnecessary data that can affect the stability of Windows. To avoid this, you need to periodically clean the registry

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The modern film industry is full of interesting and meaningful films. Unfortunately, there is not always the time to watch the new releases in the cinema, and the memory of computers is not immeasurable. There is only one way out - to save movies to discs so that you can watch them at any time

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Not always monitors were connected to computers via VGA and DVI interfaces. Previously, MDA, Hercules, CGA and EGA standards were widely used. If desired, such a monitor can be connected to a computer with a Pentium III or lower processor. Instructions Step 1 Make sure your computer motherboard has at least one ISA slot

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One of the most popular video compression codecs using the MPEG-4 algorithm is the DivX codec. This codec is included in the K-Lite packages. DivX encoded files are read by most hardware video players and some DVD players. Almost all software players provide viewing of this type of video files

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For normal playback of video files, it is not enough to have only a player, you also need to update the codecs for it in a timely manner. Otherwise, the video may not play. The procedure for updating the codecs will not take much time and even beginners can do it

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Downloading audio and video codecs to your computer is a major factor in displaying multimedia content on your computer's output devices. Probably, each of you has come across a situation in which the viewing of a movie ended before it could even begin

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A codec is a special program that compresses and decompresses video files. It is used by video players to create and play media. Usually a codec consists of two elements - a decoder and an encoder. Instructions Step 1 Open the folder with the file for which you want to find out the video codec, right-click on the file, select the "

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In order to play videos on a computer, one player is not enough. Codecs are also required to play video files correctly. But there are situations when it is necessary to disable the operation of certain codecs. For example, in video games, some video screensavers may not display correctly

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Video codecs are designed to play compressed multimedia files. If a file does not play, this can be solved by installing or removing a specific codec. Instructions Step 1 Click the Start button. Select "Settings" from its menu, then go to "

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If your drive has a write function, you can use it to burn files to CDs. You can record music, movies, and ordinary documents and pictures on discs. To do this, you can use both special programs and standard tools of the Windows operating system

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If your computer is not working as fast as it can work, if it often freezes when you try to run several programs at once, it means that it needs overclocking. You can overclock it in several ways. Instructions Step 1 Defragment your hard drive

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Album name: Unknown, artist: Unknown, genre: Unknown. This picture is usually shown by the player when playing music ripped from a CD. And in files downloaded from the Internet, tags with information about the album are sometimes missing or displayed incorrectly

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Disabling the autorun feature in all versions of Windows is mostly due to security concerns, since many virus applications use the autorun.inf file to automatically launch themselves. The procedure does not require special knowledge or the involvement of additional programs

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Few people know that even a relatively old computer can be made to work much faster. And for this it is absolutely not necessary to connect additional devices to it. Necessary - CCleaner; - Advanced System Care; - Game Booster

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It has been noticed that after buying a new PC or reinstalling the Windows operating system, the computer boots up quickly. Time passes, and the download starts to slow down. The user gets tired of waiting for a long time when the computer is ready for work, and he can resort to a radical measure - the next reinstallation of the system

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Microsoft Word is a powerful text editor that allows you to perform all kinds of document formatting operations. So, the program allows you to create all kinds of footnotes that serve as a note, and edit them in accordance with the wishes of the user

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When writing any document or literary work, a mandatory standard is the design of links and comments to the cited sources and materials used in the text. Most text editors use footnotes for this purpose. At the time of their installation, a link is created between the commented text and its footnote

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There is only one way to protect your computer from malware and viruses - by installing antivirus protection. It is advisable to download such software products directly from the developer's site. After that, it is important to subscribe to database updates and make the necessary settings in the program itself

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Files with the * .dmg extension are images of disks created and intended for storing information in the Mac OS operating system. Opening such files in this OS occurs automatically using the Disk Utility application. In the Microsoft Windows OS, additional software must be used to convert such files into formats compatible with the operating system

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The dmg file format is a disk data image created by the Mac OS operating system. Reading such a file implies mounting the image to a virtual device. Used by installation applications downloaded from the network. Windows operating system requires additional software

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Mdf is the format used to create an optical disc image. It is needed to make accurate lint without data loss. Subsequently, the mdf format can be converted. How can this be done? Instructions Step 1 Rename the mdf file to iso

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Sometimes it becomes necessary to burn multiple movies onto one blank DVD disc. You can do this yourself using special software. Necessary - blank DVD disc Instructions Step 1 Purchase the licensed program Nero Burning ROM v 8

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If you have a dual layer dvd disc and need to rewrite it, but your dvd drive does not support burning such discs, you can split it into 2 parts. As you already understood, the split disc will not be difficult to burn on regular dvd-r discs. Necessary - Ifo Edit

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Home computers are used more actively today than ever. But the wide functionality has its drawbacks - computers are quickly clogged up from work in different areas of activity. Therefore, a general cleaning should be carried out at least once every six months

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The purpose of formatting digital storage media, as a rule, is to create a file system on them. Sometimes formatting is used as an alternative to erasing the entire contents of the disk. Any operating system has media formatting tools with the ability to create supported file systems

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Formatting a disk in the Windows operating system has two options. One of them includes a procedure for completely erasing data and searching for bad sectors on the media. The other is limited to only erasing information about the location of files on the formatted disk

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The more actively the Internet invades people's personal space, the more resistance it encounters on its way. Programmers understand the current situation and offer users the tools for this resistance. Perhaps such tools include the Folder password protect program

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A hard drive divided into several partitions is not always convenient to use, and many have to combine logical drives, creating one from two. This task will not be difficult to accomplish. Instructions Step 1 It should be noted right away that it will not be possible to combine two logical disks with the standard means of the Windows operating system, so you will have to use third-party software

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In the Microsoft Office software package in the Microsoft Word application, the user can create his own text documents. As a rule, tabular data are often used in working word documents, which are poorly readable. Therefore, the Microsoft Word text editor has the function of inserting a pivot chart based on an existing table into a document

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When working with documents, it may become necessary to send them to someone via the Internet (for example, using e-mail). However, in some cases, the importance of the information they contain makes it difficult to do so in plain text. Of course, the solution is encryption, which many associate with something distant and complex

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In the development of software technologies, the so-called "toolbars" (toolbars) have become widespread, in which it is possible to build a set of tools and functions necessary for the user in a convenient format. In this regard, standard tools fade into the background, and sometimes users just need to delete the taskbar

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The command line is the most functional element of Windows. Using the list of commands, you can perform any actions (launching an application, copying, deleting) or find out detailed information about the system, its components and installed hardware

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The mdf extension has files that are disk images. A disk image is an exact copy of data taken from a DVD or CD using a special program. Files with the mdf extension are used when it is more convenient to transfer an image using the Internet, rather than sending a real copy of a disk over a long distance

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Over time, the computer starts to run slower and slower. This is caused not only by its wear, but also may be due to the "pollution" of the operating system. For cleaning, you can use various programs that can significantly improve performance

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A braking computer is just hell. If your computer starts to spin down, try a few simple steps to clean it up. Instructions Step 1 In most modern computers, the ventilation ducts are completely ill-conceived. Therefore, every 3-4 months it is recommended to clean the computer from dust with a vacuum cleaner or compressed air

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Novice Windows users are often interested in how to make sure that the computer does not go into sleep mode and thereby not distract from watching movies and other activities. Disabling this function is done through special sections of the operating system

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A motherboard is a complex, multi-layered computing device that is the central hub of a computer. It contains the main components of a personal computer, such as a central processor, RAM, expansion modules (video card, sound card) and much more

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Backing up is necessary to ensure the maximum possible safety of information that is on the mobile. The notebook is perhaps the most valuable piece of information on the phone. Regardless of where your contacts are located - on a cell phone or on a SIM card, be sure to make a backup copy for storage on your computer

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EXE executable files are used to run programs and various applications in the Windows environment. EXE is a closed file for editing, which requires specialized programs - resource editors or decompilers - to extract data. Instructions Step 1 To modify the EXE using the resource editors, install the required software first

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Flash files are mainly represented by videos, games and advertising banners on sites using Adobe Flash technology. This technology allows you to create colorful animations from an ActiveX control. It is problematic to save such animation from the browser, so special programs have been created for this purpose

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The possibilities of digital photography allow you to combine several different pictures, turning them into one picture. Fragments of one image can be easily inserted into another using the popular graphics editor Photoshop. Instructions Step 1 Open Photoshop and load an image into it that will serve as a background base and a picture that you want to overlay on top

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Often, images in the graphics editor Adobe Photoshop are composed of two or more existing images. Especially often ready-made photographs or cliparts are used as a background image. You can open a file containing a background image in the editor in different ways - both using standard operating system procedures and using Photoshop's own software mechanisms

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The central processor is the main element of a personal computer, on which the performance of the PC directly depends. Modern CPUs differ in the type of socket (socket), the number of cores, and many other characteristics. In stationary computers, the processor can be replaced without the use of special equipment

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Quite often, there are times when a required video file does not play on a DVD player or any other media player. In this case, it is easy to solve the problem: you just need to convert the video to a format readable by your player. Necessary - video file

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Phpmyadmin is a web application that is dedicated to database management. It allows you to administer the server, run various commands, and view the contents of tables and databases. Instructions Step 1 Change the encoding of the database after creating it

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Sometimes, when the operating system starts, it automatically scans the hard drive for problems and errors. Often this is preceded by an incorrect shutdown of the OS or its sudden reboot. Somewhat less often, the hard drive undergoes similar checks every time the computer is turned on

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Files of the mdf / mds format are encountered when you need to run a disk image, and one of them is not enough, you must have both files, one larger, the other very small, otherwise you will not succeed. Necessary PC with an installed program for reading images - Alcohol 120%, daemon Tools or UltraIso Two files containing a disk image - mdf and mds Instructions Step 1 To run a disk image of this format, use special software, for example, the very p

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The computer administrator has the ability to block access to the device for other users. This is a necessary security measure to protect personal data as well as restrict access to certain apps for children. Instructions Step 1 Go to your computer's BIOS by pressing F2 after power on

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Currently, there are special applications that allow you to control other devices through remote access via the Internet. You can even lock another computer if you want. Instructions Step 1 Install on your computer one of the programs for controlling other devices via remote access

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Many power users divide their hard drive into multiple partitions. This helps ensure a convenient work with data and preserves a huge amount of information in the event that the operating system stops starting. Necessary - Partition Manager

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Many video files can be difficult to play. For example, this happens with a kind of FLV format, which users often prefer to convert to AVI. What programs are needed for this? FLV is a format often used when storing and uploading videos to the Internet

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Flv is a format used for posting videos on the Internet. Videos encoded in this format do not undergo additional processing when uploaded to social networks. So, for example, by uploading a flv video to your VKontakte page, you can show it to your friends immediately, and not when post-processing is over

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Files with the flv extension are often found on the Internet. These are video files, usually made with Adobe Flash. Most of the videos on Youtube and similar sites are created in this way. They are not always opened with regular movie viewing programs

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For a long time, only Linux users could install the operating system on portable USB drives. this function became possible in Windows in its latest version. You will learn how you can install Windows 8 on a flash drive without using additional software

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Formatting a hard drive is a recurring necessity for any computer owner who wants to improve and speed up its work. Also, formatting allows you to divide the hard disk into partitions, which adds convenience in work. Learn how to format your hard drive using a CD

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Many owners of relatively old computers were faced with the problem of lack of hard disk space. It can be solved in various ways, some of which require significant financial costs. Instructions Step 1 Try using standard disk compression methods to get started

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If you want to know in detail the configuration of your computer, then first of all you need to find out the data about the motherboard. After all, it depends on the series of the board which components you can connect. You should also know it to update the BIOS of the motherboard

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For more convenient storage of information on almost all computers, the hard disk is divided into several logical partitions. But there are times when the capacity of one of these partitions needs to be changed. For example, you created a logical drive specifically for storing movies

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Themes in the Windows operating system are used to change the elements of the displayed graphics. The theme also specifies options for the display and behavior of windows and shortcuts when they are clicked, dragged, or minimized. Each skin in the operating system can be installed or removed at the discretion of the user

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There are quite a few malware removal software options on the market nowadays. Kaspersky Anti-Virus is rightfully recognized as one of the best antivirus programs for its ability to quickly find and remove viruses. Necessary - computer

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Unfortunately, even the best photo can be ruined by bad skin, namely acne. But Adobe Photoshop 8 will come to the rescue, in which, especially for such cases, the Healing Brush tool (with the image of a plaster) is provided. Instructions Step 1 First you need to make sure that Adobe Photoshop 8 is installed on your computer

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Simulating makeup, like many other tasks performed with the Photoshop editor, can be done in several ways. Colored spots, creating the effect of decorative cosmetics, are superimposed on the photo using ready-made brushes or painted with the standard tools of this graphic editor

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The system registry is nothing more than a large database that contains a huge amount of information about the settings of the operating system. It is through the registry that the system determines what needs to be launched when the computer boots or by clicking on a certain shortcut

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The Windows registry is a centralized repository of various settings and parameters necessary for the operation of both the operating system as a whole and its individual applications. As a rule, an ordinary user does not need to intervene in the registry directly, since by careless editing of the registry data it is easy to disable elements of the operating system or certain applications installed in it

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.Dll files are almost the same as programs (* .exe files), with the difference that they cannot be launched on their own, but are intended to be used by other programs. They, like exe-files, contain program code and resources - pictures, cursors, menus, text strings

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Any antivirus program should be updated regularly to reliably protect your computer from malware and to function properly. If you have a licensed version, then updates are on schedule. But this is provided that you have access to the Internet

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The Folder Options menu item allows the user to change the look and feel of folders and the desktop. Unfortunately, a large number of virus programs are capable of infecting hidden and system file types. This can lead to the disappearance of the "

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One of the most common ways to hide viruses is to use hidden and system file types. The "Folder Options" menu item simply becomes unavailable. Fortunately, remedies for such problems have long been well established. Necessary - Windows XP Instructions Step 1 Press the "

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Often, when communicating in Skype and Mail Agent programs, you may notice that the sound is intermittently interrupted. There may be several reasons for this. The most important and most common one is the low speed of the Internet connection

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Some PC users may have a problem with the media player not reading the .avi format. A similar problem can be associated with both the player itself and the lack of codecs on the computer. Today, many personal computer users, especially beginners, may encounter a problem - the media player does not play the

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Playing media files of any format requires a certain performance from computer devices, in particular, this applies to viewing high-definition video recordings, for example, movies in the mkv format. Viewing videos in mkv format is very convenient due to many positive properties of these media files, however, versatility and convenience often lead to video freezes

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An NRG image is a disc image created in the Nero application. In order to open such an image, you must use specialized programs such as Demon Tools or Alcohol. Necessary - Alcohol 120% Instructions Step 1 Download the distribution kit of the specialized application Alcohol 120%, freely distributed on the Internet, and run the executable file of the program

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Some discs with information are easily given to friends or simply thrown away, while others want to be copied into the computer's memory and used in further work. So, for example, it is very useful to have a bootable disk with useful service utilities and tests at hand

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Files with the .iso extension are called CD images. They are distributed on the Internet and are used to publish games and programs that require installation in the public domain. Running and installing games archived in this way requires special software

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For those who work every day at a computer, text settings, including the size and type of font, are very important. Different browsers and text editors have ways to install fonts as the user wants. Instructions Step 1 You can change the font size of the "

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To increase the performance of the computer, it is recommended to add new memory cards or completely replace the existing ones. It is very important to correctly select the parameters of the new RAM cards. Necessary - crosshead screwdriver

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Different computers require a different design, as well as setting parameters that are responsible for the size of the pictures on the screen. In the Windows XP and Windows Seven operating systems, these parameters can be configured in a few minutes, even for a novice user

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The Windows operating system has a fairly wide range of things that you can customize to your liking. This applies to panels, buttons, folder views and, of course, the desktop theme. If you are tired of the picture, you can replace it with your own - the original one

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If your hard drive runs out of free memory, the problem can be easily fixed by purchasing and installing a new hard drive. Quite often, many users take their system unit to a service center to connect or replace a hard drive. Although you can install the device yourself

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Adobe Photoshop is a professional graphic editor designed for commercial use in printing and web design. Of course, in order to master the capabilities of Photoshop at a professional level, it will take more than one month of training. However, this editor can also be used at the everyday level:

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Sometimes it is necessary to exchange information between different software applications. For example, you can copy or move data from a text document created by means of the Microsoft Word program into a Microsft Excel spreadsheet. And here the clipboard comes to the rescue

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High-definition video playback requires the user to have a computer with a certain level of configuration, as well as software for a more convenient video viewing, which would not burden the operating system. There are several reasons for the "

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To protect your computer (or laptop) from being launched by unauthorized people, you can set a password to launch the main computer program - the operating system. To set a startup password, you will need to go to your own user settings and tweak them slightly