Use the computer command line (CMD window), you can view the computer's information, set the computer to read and write files, move, you can also set the computer IP and other properties, by cmd command saved as a .bat format file , You can also set a key on the computer, since CMD is so useful, then, how to open the CMD window?
The most basic and most troublesome way is to find the root directory where CMD.EXE resides. First open the system tray, usually C drive.
Then find and open the folder "windows", "system32" (32-bit system).
Then carefully find the following in the system32 folder, the file sorted by name and then find some good, find CMD.exe, you can see is a dark icon, find it, open it.
In fact, if not easy to find, you can search for "cmd" directly in the system32 folder, faster.
The second method, through the "program" open. Click "Start", then "All Programs".
Then find the "attachments" folder in all programs and open it.
In the "attachment" folder there is a "command prompt", this is CMD, open it.
The third method, this is the most used method. Click "Start" and then "Run".
Run in the text box, enter "CMD", and then press Enter or click OK, you can open a command line window.
The fourth method is the easiest way, press the shortcut key "WIN" + "R", you can open the run window, enter cmd Enter OK.
It is worth noting that, sometimes taking into account the issue of permissions, you need to run CMD as an administrator. Right click cmd, run as administrator.