To get help on a batch file command you can use the built-in help.

Open a command prompt (whose executable is cmd.exe) and enter help to see all available commands.

To get help for any of these commands, type help followed by the name of the command.

For example:

help help

Will display:

Provides help information for Windows commands.

HELP [command]

    command - displays help information on that command.

Some commands will also display help if followed by /?.


help /?


Help will only display the help for internal commands.