Computers

Last modified: 2025-01-22 21:01

The content of databases (DB) is stored in tables, but the information is usually presented to the user in a more convenient form - forms and reports are created. For clarity, they include various images: photographs, pictures, emblems. It is more convenient to store graphic data in special fields of tables

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1C: Enterprise version 8.2 differs in many respects from previous versions of the application - you will find differences both in the program interface and in the software operation logic. Instructions Step 1 So, in version 8

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Sometimes it can be quite difficult to extract pictures from a text document or PDF file. In such cases, you can use standard operating system tools or third-party software. Instructions Step 1 The easiest and most accessible way for everyone is to "

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Simple photo processing is a highly demanded feature that many users need. However, in order to cut a fragment from a photo or carry out color correction, it is not at all necessary to use recognized leaders in the image editing industry, for example, Adobe Photoshop

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The Linux operating system attracts more and more users with its wide functionality and flexibility of management every year. Another advantage of Linux distributions is compatibility with various software products, including games designed for other operating systems

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When you buy a laptop, you blow off dust particles from it, take care of it, try to avoid any breakdowns. But one day you forget about all this. You start to abruptly pull the power cord out of the socket, close the laptop with a hard knock, spill water on the keyboard, spill crumbs

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If you are acting according to the plan “you liked it in color or appearance, then you have to take”, then the approach is somewhat wrong. There are many more parameters to consider when choosing a mouse for your computer or laptop. 1

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A computer mouse is the main manipulator used by a person while working with a personal computer. The choice of this device must be given maximum attention. This will make your work with a PC comfortable and convenient. Instructions Step 1 Start by defining the computer mouse interface through which this device will connect to your computer or laptop

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In the Windows operating system, the same operation can be performed in different ways. Someone is used to controlling computer resources using a mouse, someone using a keyboard. To quickly delete a folder, you just need to understand which method is the easiest and most convenient for you

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More and more recently, computer users have begun to use sfx archives. Most likely, you are already familiar with them, today a lot of software appears on the net in this format. Sfx archive is a self-extracting archive. Necessary 7-Zip File Manager software

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For quick access to recently used documents in the Windows system there is a folder "Recent Documents". This folder can be accessed through the Start menu. Accordingly, if you need to delete information about recently used documents, you must delete links from this folder

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It often happens that several people can work on one computer and, accordingly, various files that belong to different users are stored on the hard disk of the PC. In such cases, you want to avoid situations where another person copies your files to himself

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In order to run any program (it doesn't matter whether you start installing this program or run an already installed one), you need to manipulate certain files. These files are needed for the operating system to start the process of working with the program

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The solution to the problem of protecting a folder from copying is directly related to access rights to it. If you want to allow users to read the selected folder, then you need to use specialized applications. Otherwise, you can get by with the built-in capabilities of the OS Windows

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For replacing textures of cars, wheels of cars, roads, houses, etc. the Grand Theft Auto series uses a special program that works with img archives. You can install a new thing using this utility in just a few seconds. Necessary ImgTool software

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The "Tasks for files and folders" group is located in the task pane of the folder window and is intended for quick access to the most common operations with files and folders. The procedure for hiding the selected group can be performed by the user using standard operating system tools

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In most cases, users start to increase the performance of the computer by adding RAM. For the successful implementation of this process, you need to know several important nuances. Necessary Speccy. Instructions Step 1 First, find out the number of free slots for installing new RAM cards

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The standard package of the Windows XP operating system does not allow you to fully enjoy all the pleasures of working with some applications. Very often you have to build on the system for yourself, sometimes these add-ons require changing the system files, which are strictly protected by the operating system security system

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Sometimes you have to face unexpected difficulties during a rather simple file overwrite operation. Several correct options for the sequence of actions when replacing a file are described in detail below. Instructions Step 1 If you need to overwrite a regular file that is not part of the operating system, then you can do it this way

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The operation of restoring a replaced or deleted file is carried out in the Windows Vista operating system by using special restore points created by the system restore service without the involvement of additional third-party software. Necessary - Windows Vista

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The content of your browser's cache is deleted automatically according to the specified settings. These settings can be edited, but to save space on your hard drive, you should also periodically clear the cache manually. See how you can do this in Internet Explorer, Google Chrome, Mozilla Firefox, and Opera

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Windows OS with default settings requires a user to be selected and a password to enter the system. If this does not happen on your computer, it means that the corresponding settings of the security policy have been changed. It is possible to cancel automatic login, restore the display of the welcome window and the user authorization dialog at computer startup

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Installing applications and games on the iPhone is done using the iTunes media combine. A prerequisite for using the program is the presence of an Apple identifier - Apple ID. Instructions Step 1 Download and install the free iTunes software on your computer to complete the sync operation

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Root is the superuser on Unix-like systems. This is an administrative account that has a default login "root" and can be easily renamed if necessary. The superuser-user scheme was designed to ease the administration process and to ensure the security and stability of the system

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Probably, everyone faced a situation when the Windows operating system started to work incorrectly: it loaded slowly, gave error messages. The reason for this could be errors in the file system of the disk, physical damage to the surface, the appearance of poorly readable and bad blocks of sectors

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A common disk scan is the operation of checking the operability of clusters and sectors - "cells" designed to store information written to the disk. In the event of an abnormal shutdown of the computer, this procedure is automatically performed by the system at the next boot

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An optical laser is used at the heart of a modern DVD drive, so it is not surprising that this device often fails due to mechanical reasons. The drives are now relatively inexpensive, and almost everyone, even a little computer-savvy, can install a new drive

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Microsoft Access is an electronic database application in which you can create tables, reports, forms, and queries. Query is a special tool for selecting data according to a specific criterion from tables and other queries. Necessary - computer

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You can check the hard disk for errors without using special programs. Moreover, even not very experienced users can do it on their own. Why check your hard drive for errors? Such a check should be done if the operating system boots much slower than before, and also if various kinds of errors occur when the computer boots

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There is a fairly large number of specialized programs designed to carry out the procedure for checking the hard drive. The Windows operating system itself also has a built-in chkdsk checker utility. Instructions Step 1 Open the main system menu by clicking the "

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The relational DBMS Microsoft Access is a user-friendly environment for working with databases. It allows you to save and organize a variety of information presented in tabular form. Access has broad capabilities for selection tasks, various forms of data input and processing, as well as their output as reports

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On social networks, you can find your classmates and classmates, relatives and neighbors, acquaintances and not so people. If you have become a user of a social network, the question naturally becomes how to add friends to Odnoklassniki. The site navigation is quite simple, and therefore it will not be difficult for even a beginner to add a new friend

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MySQL DBMS is one of the most popular in the world. It is used in both small and huge high-load projects. Therefore, experience with mysql will not be superfluous for any IT technician. You can learn how to work with mysql by reading the documentation and practicing

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When saving a movie in a collection, or uploading it to a torrent tracker, it becomes necessary to add one or more audio tracks. There are several ways to accomplish this task. Let's consider two of the most simple ones. Instructions Step 1 The fastest way, which does not require the use of additional programs, is to add additional tracks to the movie folder

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A database is information that is structured in a certain way. It is very convenient to work with such data, and the search process is greatly accelerated. So how do you create a simple database? Instructions Step 1 Think carefully about your database structure

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The database is an information complex stored in electronic form. The information in the database is stored in various formats: text, numerical. It is maximally adapted for further processing and searching for the necessary data. Necessary - computer

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When setting up a home network, or in a conversation with your Internet provider, it is sometimes required to indicate the MAC address of your network card. To find it out, you need to follow a few simple steps. Necessary - computer - Windows operating system - built-in or discrete network card Instructions Step 1 In the "

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Today practically every person faces the questions of systematization and cataloging of information. At work, we use diaries, maintain databases of customers, orders and services, compile various reports. For home, we are looking for programs for compiling film libraries, libraries, recording recipes, and the like

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A media converter is a device that allows data to be transferred from one medium to another. This mechanism allows remote objects to be linked together using fiber optic connections. The IP video surveillance market is constantly growing and developing, which is confirmed by numerous studies of various marketing agencies

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A video card or graphics card is a device designed to convert information from a computer's hard drive into visual effects on a monitor screen. Instructions Step 1 There are two main types of graphics cards: discrete board and integrated chip

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The reasons for wanting to change the MAC address of a network card can be very different, but the methods for solving this problem are to use standard tools of the Microsoft Windows operating system and do not require the use of specialized programs

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Flash storage capacity has grown steadily in recent years. A few years ago, a running flash drive had a capacity of several hundred megabytes. Today, for the same money, you can buy a flash drive with a volume of 8-32 gigabytes. As a rule, a flash drive is sold already formatted

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Microsoft releases new operating systems at regular intervals. Unfortunately, not all users liked the next Windows 7. The reasons for abandoning the new operating system in favor of the familiar Windows XP can be very diverse. The only important thing is how to install Windows XP on a computer with installed "

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There are situations when the flash drive code is no longer recognized by the operating system. This can be due to various reasons. The user may have neglected the Safely Remove Hardware feature, or it may no longer be detected after a virus infection

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There are many ways to speed up your personal computer. One of them is to configure the parameters of the operating system currently installed on this PC. Necessary - Advanced System Care. Instructions Step 1 Start by cleaning the system registry of unused or invalid files

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It is impossible for a modern person to do without e-mail. An electronic mailbox is needed not only for correspondence - you cannot do without it when registering on social networks, on thematic forums and other Internet resources. Instructions Step 1 You can get yourself an e-mail box on any major search service

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Situations often arise when you need to hide or disguise your natural voice for the purpose of anonymity in voice networks, radio quizzes. Thanks to computer technology, there are many easy ways to change your voice using software. These can be various programs, utilities that can change the voice beyond recognition

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Windows Movie Maker is one of the easiest and most affordable editors to create your own videos and presentations. This application is distributed free of charge and has a relatively user-friendly interface. Necessary Movie Maker 2

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Computer games today are trying to offer players maximum variability. First of all, this is achieved by fine-tuning the character: the gamer is free to choose not only the appearance or class, but often even the voice of his hero. Necessary - Clownfish program (optional)

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Space Rangers is a popular computer game in the strategy genre. It is not uncommon for players to have problems launching or installing this game. Instructions Step 1 As a rule, there are several methods of running a computer game on a computer

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Personal information on the VKontakte website, to which access is closed, is not visible to unauthorized users. You must be a friend to view photos and videos from restricted areas. However, there is a little trick that will allow you to bypass this defense

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Depending on what files are at your disposal and what you want to get in the end, there are several ways to combine excerpts into one audio file: by mixing audio from several tracks, copying and pasting, or joining. All of these audio processing methods are available to Adobe Audition users

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In recent years, electronic innovations have come into use, for example, gadgets for reading e-books. They can significantly reduce the damage that is done to your eyes, but they cannot completely eliminate it. The ideal option for reading literature obtained from the Internet is to print a book on paper

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Every user of the WordPress plugin WooCommerce has probably faced the problem of organizing a convenient product filtering system in their online store. It turns out there are a large number of free plugins that allow you to customize the filter system for WooCommerce

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A laptop, like any computer, can be upgraded - the installation of more powerful components that affect the performance of the laptop. There are some ways to increase the power of your laptop. Instructions Step 1 The size of its RAM has a big impact on the power of a laptop - install more RAM in it

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Adobe Photoshop is a powerful graphics editor that lets you work wonders with your photos and other images. You can create collages, add text, apply visual styles, and many other features. Necessary - a computer with Internet access

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Active links are used in HTML to redirect the resource user to another page or Internet resource. Also, active links can contain the path to various downloads. The corresponding markup tag is used to create this element. Instructions Step 1 Open your HTML file by right-clicking on it and choosing "

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Hyperlinks are a cornerstone of HTML (HyperText Markup Language). Actually, this language would not be needed if it were not for the possibility, by means of cross-references, to link the pages of documents located in different places into a single network

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The Windows operating system provides a huge variety of features, including recording programs, which are often useful not only for entertainment, but also for work. The Windows operating system allows you to record sound in several ways

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The possibilities of a computer are almost endless. One of these possibilities is to download or record your favorite music. Listening to a recording can overshadow the lack of sound. There may be several reasons why the sound suddenly disappeared

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Having hardly found a file with a movie on the Internet that you have long wanted to review, you may find that the program with which you opened this file does not play sound. To cope with this nuisance, you will need to find out what codec the audio track was compressed with and install the missing component on your computer

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The Microsoft Office software package has long become the standard for the design of various documents. Abstracts, reports, theses - they are all done in Word, one of the electronic office programs. And of course, the document cannot be without order

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If you decide to disassemble an Acer 3610 laptop, it is best to do so if you have the instructions that came with the device, since disassembling a particular model of any laptop has its own characteristics. Necessary - screwdriver

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Most mobile phone models support flash cards. One of the common types is MMC memory. However, some users face the problem of unlocking such cards after setting a password on them. Instructions Step 1 The first option is to format the flash card

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The task of determining the server of a computer can be solved in two ways - using the built-in utility ipconfig, which allows displaying all the current network parameters, and manually. Instructions Step 1 Call the main menu of the Microsoft Windows operating system to use the built-in ipconfig utility designed to determine all the current parameters of network connections, and go to the "

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For a long time, printers have become part of our life. They can be found in every office and in many homes. But the printer cannot be used independently; in order to start working, it must be connected to a computer. Necessary USB cable

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When you start using Skype, then, along with registering an account, you choose your username - the name under which you will communicate with your friends. Sometimes it happens that you forget some of your settings - this may also affect your Skype username

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There are several ways to turn a presentation into a video. Usually, to carry out this procedure, you must use a set of two programs. The first will launch the presentation, and the second will perform screen capture. Necessary - Fraps

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For flexible differentiation of access to data and computer resources with the possibility of authentication and authorization, modern operating systems use the concept of accounts. Accounts are created both for real users working on the computer and for some services and applications

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Almost every user knows that the hard disk is named so for a reason. It is based on several plates that are located on the spindle. This spindle spins the discs at a certain speed so that the needle can read the information it needs. The speed of each hard drive is different, the true speed of the hard drive can only be found with the help of special programs

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In the modern Windows 7 operating system, control over the actions of ordinary computer users is integrated. When performing operations affecting system settings and operating system security issues, the control module intercepts the action and asks the user if he is really sure of the procedure being performed

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Files downloaded from the Internet are often archived. The archive stores information in a compressed form, allowing you to save disk space or traffic when sent over the Internet. To unpack files with * .rar, * .zip extensions, you need an archiver program

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The pdf format is almost more widespread than the usual doc. It is convenient for creating documents that are not intended for editing, but only for viewing, and in a number of areas, such as publishing, it is the main one. Therefore, pdf files are quite common

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It happens that the computer does not have the strength to support this or that game application, rich in graphics and multimedia elements. Almost every computer game lover has faced such a problem. What to do in such a situation, each user chooses for himself

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The motherboard BIOS stores all the necessary settings related to the connected components, as well as some diagnostic methods and processor power parameters. The BIOS memory can be changed by writing new firmware firmware to it. Instructions Step 1 Find the exact model of your motherboard

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A backup is an archive of your files, kept separate from the original, preferably on an optical disc. They must be created on a regular basis so as not to lose important files in the event of an unexpected erasure or virus infection. Backups can be done manually at any time, or you can set a schedule for this operation

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Replacing a cartridge on any inkjet printer is a simple matter, but still requires certain skills and dexterity. When doing this for the first time, please note that the cartridges contain ink that can spill at the most inopportune moment, so it is better to push all unnecessary away and wear gloves

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You have purchased a new (replacement or in addition to your old) hard drive and installed it in your computer. Now you need to prepare it for work. Decide how many parts to divide the disk space into - create a partition (one or several). Let's consider a way to create partitions in Microsoft Windows XP

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The command line in Windows operating systems is provided as a text-only product, i.e. it has no graphic origin. Using the commands used in the command line, you can perform some actions that cannot be performed with conventional tools in graphical mode

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Archived files not only take up less space, but also make it easy to email any number of files in one click. When you receive such an archive with files by mail, it is not always clear what to do with it next. Instructions Step 1 So, you have a file in a format unknown to you, which the computer does not recognize, but you are assured that it is an archive, and you need to unpack it to get to the contents

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Apple's popular iTunes media player not only does an excellent job of playing movies, music, and podcasts, but it also syncs files to Apple devices and is essential for all iPhone, iPod and iPad owners. Instructions Step 1 Downloading iTunes, as well as using it, is completely free

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The newly installed Windows operating system works very quickly and well. But after a couple of months, the speed slows down significantly, the download begins to take much longer. To restore the normal operation of the OS, it is necessary to carry out a number of measures, one of which is cleaning the system registry

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There are two options for installing the operating system on specific mobile computers. In the first case, you will need an external DVD drive, and in the second, a prepared USB drive. Necessary - external DVD-Rom; - USB storage

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Quite often, you can improve the performance of your mobile computer without having to install expensive new hardware. To do this, you need to clean the OS and optimize its work. Necessary - Regcleaner; - Advanced System Care

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Some users prefer to comfortably watch the downloaded movies on the TV screen. But there are reasons why it is not always possible to burn a video you like to disk. Necessary - PC with an optical drive that supports DVD burning

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Rarely does a computer go without fans today. The efficiency of cooling the components of the machine depends not only on the correct choice of these devices, but also on the correctness of their installation. Instructions Step 1 Do not replace the fan intended for installation inside the power supply unit under any circumstances

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To watch movies in good quality, a user of a personal computer needs not only a video file of excellent quality, but also a set of codecs installed in the operating system. Such sets are freely available on the Internet, and downloading them will not be a problem

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Codecs in the operating system perform the function of playing compressed multimedia files by unpacking them in the computer's RAM. To play a file of a certain format, the appropriate codec must be added to the system. Reinstalling and removing codecs may resolve the issue with media playback

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The video codec of the recording is changed so that it is later available for playback on various players. In particular, this applies to less common formats that are not supported by DVD players. Necessary - video converter program

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Updating codecs for DVD players is necessary to increase the number of supported files and the quality of video playback. Typically, codecs are updated along with the firmware for the device. The firmware is installed on the player using special software recorded on the data carrier

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The processor is the most important component of a computer. Choosing this part incorrectly can lead to hardware incompatibility or insufficient processing power for the needs of the operating system. What's your budget? It makes no sense to look at the latest processor models if you are on a budget

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It is customary to refer to codecs as special programs for compressing and decompressing multimedia data. Installing the necessary codecs allows the user to play files of the selected formats and fix problems that arise during the playback. Instructions Step 1 Call the main menu of a computer running any Windows operating system by clicking the "

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Various codecs are mainly used for stable and correct operation of the computer. Each of the codecs is responsible for the performance of one or another function, based on this, the presence of codecs on a personal computer is required today

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Movies in 1920p quality, as well as many modern computer games, are released on media with a capacity of 7-8 GB. To copy files of this size, you need to make a disk image. But on what to write such an image and how to transfer it to a computer?

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Inexperienced users of a personal computer often have problems with operations such as writing documents to disk. However, we can say with complete confidence that writing various documents to discs does not take much time and effort. Necessary - computer

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Working on a computer with a low-performance disk subsystem becomes a real torment. Long OS load, "twitching" of the image when watching a video, the exhausting process of saving and editing graphic files - if you are familiar with this, do not rush to complain about the video card or processor

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A slow computer is a known issue for many users. Fortunately, solving it often does not require special technical knowledge, and sometimes, instead of buying a new computer, you can limit yourself to replacing a couple of components. Instructions Step 1 Dust cleaning

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When cleaning up your computer, you may need to rename a group of files. Depending on what purpose you are pursuing, you can get by with standard Windows tools or turn to specialized applications for help. Instructions Step 1 If you need to arrange several files in random order, place them in one folder and select them all using the mouse or by pressing the Ctrl + A keyboard shortcut

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Every user is interested in high computer performance. In order to maximize the speed of Windows 7, you can use a number of measures, both completely simple and requiring specific knowledge. Increasing the performance of Windows 7 using standard system tools One way is to manually configure the system

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The speed of the Windows 7 operating system depends on various factors. Some of them are quite difficult to change, for example, to increase the RAM. However, even an inexperienced user can speed up the OS by removing unnecessary programs and changing the desktop theme