Three minutes easy to learn dos under the antivirus

Step one: Get in and out.

Enter DOS: There are two ways: 1. Click "Start", "Turn off System", select "reboot system and switch to MS-DOS mode"
2. Start the computer when holding down the CTRL key, and so select the interface, press the keyboard up and down direction keys, select command Prompt only, enter. Description: If you are using Win2000 and Win XP, you must first enter the Win98.

The best way is when the system clean, make a DOS boot disk, use it to start the system, you can guarantee the perfect effect of anti-virus! Basic knowledge of computer test
In other words, the use of hard disk boot, cut into the DOS operating system (than above: such as the selection of interface, press the keyboard up and down direction key, select command Prompt only, enter. ) to be more effective!

Exit DOS: Just as we entered DOS, what you see may be c:|windows>, which means that you are now in the C-disk WINDOWS directory (if you go to Dos with the second method above, you will see c:|>).

Now immediately after it is entered with a command win, the system exits DOS and returns to the familiar Windows interface.
Note that when you enter win, you may see the computer does not respond, do not worry, the computer is not bad, to maintain patience and so on the line. Win this command is very good to remember, Win is Windows is abbreviated.