How do I use VGA graphics in Nethack?
Using VGA graphics in Nethack instead of the normal ASCII characters is quite simple, if you know what to do. (This info is contained within GUIDEBOO.TXT which is included with Nethack, although it’s a little tough to locate.) Open up your favorite text editor (Notepad will do fine, or DOS Edit if you prefer) and open the file in your Nethack directory called “DEFAULTS.NH”. (Or possibly NETHACK.CNF if you’re using an old version.) The second section of the file is the “OPTIONS” section. To turn on VGA graphics, comment out all of the lines in the “OPTIONS” section (put a ‘#’ in front of them) except the line that reads “OPTIONS=video:autodetect”. That section should look something like this: # *** OPTIONS *** # # The three options on this line should be used for most setups. # If your machine isn’t very IBM-compatible, and NetHack doesn’t work, # try commenting out this line. #OPTIONS=rawio,BIOS,IBMgraphics # To use VGA graphical tiles on an MS-DOS PC with VGA or better,uncomment # thi