MS-DOS and Windows command line fasthelp command

Updated: 11/13/2018 by Computer Hope
fasthelp command

The fasthelp command provides a list of all the MS-DOS commands with a brief description of each. It should be noted, however, that this command may not work in some versions of MS-DOS.


Fasthelp is an external command that is available for the following Microsoft operating systems as fasthelp.exe.


Fasthelp was a command only available through MS-DOS. After the release of Microsoft Windows 95, fasthelp was no longer available. To display help on any command, use the switch /? after any command.

Fasthelp syntax

Provides information for MS-DOS commands.

FASTHELP [command]
command Displays help information on that command.

Fasthelp examples


Display the help on most DOS commands with a brief description of each.