Use the SUBST command of "virtual Optical Drive" provided by Windows
Source: Internet
Author: User
Do you know that there is a relatively safe, convenient, and efficient virtual optical drive software in windows? Then he is a pure doscommand SUBST. Its usage is: SUBST drive letter: path (to virtual path) Example: subst h: e: \ English.
After this setting, the H disk corresponds to the file in E: \ English. However, after each computer is started, all the "virtual optical drives" will disappear. You can edit the autoexec. BAT file to solve this problem. (In Win98 ).
However, Win2000 and XP are a little troublesome. In addition to executing the preceding command, you must enter the registry and locate HKEY_LOCAL_MACHINE \ SOFTWARE \ Windows \ CurrentVersion \ Run, create a new escape value. The name is arbitrary and the key value is "C: \ autoexec. Bat". Then, log out or restart the computer.
Note that the SUBST command is only valid for folders, that is, it cannot process the Virtual Drive files in ISO, FCD, and other formats, and some encrypted discs are also invalid.
Finally, let's tell you how to delete it: SUBST your virtual drive letter:/d.
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