How to: Access Help from a DOS prompt.
Solution:
Select 'MS-DOS prompt' and type the following: <topic> /? (where <topic> represents the MS-DOS command for which help is requested).
EXAMPLE: RENAME /?
1) Click the 'Start' button to display the 'Start' menu.
2) Select 'Programs'.
Select 'Programs'
3) Select 'MS-DOS Prompt'.
4) Type the following at the command prompt and press ENTER:
<topic> /?
(where <topic> represents the MS-DOS command for which help is requested).
EXAMPLE: RENAME /?
5) (Optional) To view the MS-DOS Help dialog one screen at a time, type the following at the command prompt and press ENTER:
<topic> /?|MORE
EXAMPLE: RENAME /?|MORE