You can also check out the high resolution textures for ZDoom here.Copy the content of the downloaded zip file to your GZDoom folder, in this example you'll end up with d:\games\gzdoom\brutalv20.pk3.Doom II: copy DOOM2.WAD to the GZDoom folder, you'll end up with d:\games\gzdoom\DOOM2.WAD.Ultimate Doom: copy DOOM.WAD to the GZDoom folder, you'll end up with d:\games\gzdoom\DOOM.WAD.Doom shareware: unfortunately the shareware version of Doom doesn't support Brutal Doom.Copy the content of the downloaded zip file to a folder of choice, for example d:\games\gzdoomĪs with any other source port for games using the Doom engine, you need the Doom game files (WADs) to play the game.