Advice 1: As in the BIOS to run the command line

In the ROM chip (the"Permanent storage device") contains software BIOS ("basic input output"), which is when the computer checks all the controllers on the motherboard. If the test is successful, control of computer is passed to the operating system.
As in the BIOS to run the command line
Instruction
1
However, it may happen that after installing new devices or programs, Windows not loading. In this case, using additional modes of loading, including, "Safe mode with command prompt".
2
Restart the computer and press F8 after the initial survey of the "iron" program POST (self test devices). A signal test was successful, you will be one short "beep", if the speaker connected to the motherboard. The system will offer you a selection of boot options. Control keys "Up" and "Down" select the desired item and press Enter.
3
The command line provides direct communication between the user and the operating system, bypassing the window interface of Windows. Enter the command systeminfo to get information about the system and network connections of the computer.
4
If problems downloading Windows occurred due to file system errors, to restore it you can use the command chkdsk c: /f /r where c: is the name of the system disk. /F fixes errors, /r marks any bad sectors and recovers readable.
5
To check only the file system, use the command chkntfs c: to get the full list, type help.
6
The keyboard shortcuts Ctrl+C and Ctrl+V don't work in the command line. If you need to copy part of the code, and paste it to another location, click the right mouse button on the blue field at the top of the console window and select "Edit", then "Mark".
7
The mouse will select the text and select "Copy". Then in the right window, right click and select "Paste". To re-execute any command, select it using keys "Up" and "Down" and press Enter.

Advice 2: How to boot command prompt

If no operating system is loaded, the first action of most users is its reinstallation. But every computer user knows how much trouble connected with it. It and reinstalling drivers and data loss. Meanwhile, there is another way out: boot the system from the command line, which you can use to try to restore the normal operation of operating system.
How to boot command prompt
You will need
  • - computer with Windows.
Instruction
1
To boot the system from the command line, you can regardless of, your operating system, or the computer constantly reboots. Most importantly, it begins to boot. Even if OS is down, if it starts the initial load, you can boot to the command line.
2
Turn on the computer. Immediately after switching it on, continuously press the key combination Windows+R. the Windows Key on a standard keyboard is in the bottom row, second from the left (it shows the logo of Microsoft). Instead of loading the operating system you will find yourself in the menu where you can choose command prompt.
3
Using the arrows on the keyboard from the list, select the Grub command Line and press Enter. Now the command prompt is running. In order to know the commands that you can use to attempt to restore the normal functioning of the operating system, enter the Help command. In the left part of the window displays a list of commands that you can enter on the right side - the description of each command.
4
The most common commands that you can use to try to restore the system. CHKDSK. With it you can test hard drive for errors. First, enter directly the CHKDSK and then the drive letter. Because the operating system installed in the majority of cases on disk, thus need to enter CHKDSK C. If you have a system disk referred to as a different letter, type that.
5
Also using the command line you can run the system restore process. To do this, enter the command Rstrui.exe. Console appears, with which you will be able to recover Windows. Also for the restore process you may need the disc with the distribution of your operating system.

Advice 3: How to insert into the command line

The command line used to execute various commands entered from the keyboard. It provides the connection between the user and the operating system. To insert the desired text in the command line, the user may have to change their habits.
How to insert into the command line
Instruction
1
To call the command line, click start or press the Windows key with the image of a waving flag, look in the all programs menu. Select the folder "Standard" paragraph "Command prompt" by clicking on it with the left mouse button.
2
In Windows operating system to paste the text in several ways. If you are accustomed to use the keyboard shortcut Ctrl+V or Shift+Insert, when working with the command line they will have to forget - here these combinations do not work.
3
If you don't want to type the text manually, there is only one way – insert command with the mouse. Copy to clipboard command, call the command line, click on the desired location, right-click and select the context menu item "Paste". Press Enter to confirm the command input.
4
If for some reason the paste command from the clipboard using the mouse does not work, change the keyboard layout to Cyrillic (this is important) and press the keyboard shortcut Alt+Space (spacebar)+Q. this will Open a new dialog box "Properties "Command prompt".
5
Go to the General tab and set the marker in the "Quick paste" under "Edit". If you are going to not only insert text into the command lineand copy the data from it into other documents, also check the box for "QuickEdit mode".
6
Click OK to confirm your action. The system will prompt you: "Change properties to current window only" (settings will remain in place as long as you don't close the command prompt window) or "Modify shortcut that started this window" (the selected options will apply for each call to the command line).
7
Depending on your needs, select one of the marker fields and click OK. To copy text from the command line, select it with your mouse and press Ctrl+C. To copy data shortcuts apply.
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