Mount or Burn "DIABLO.iso" Mount or Burn "HELLFIRE.iso" Install Diablo 1.09 patch "drtl109.exe" Copy Hellfire Patch 1.01 files from the "hellfire 101 patch" folder to the hellfire installation directory (replace all) C:\SIERRA\HELLFIRE Install phinstal from the "phinstal" folder PLAY (DIABLO.iso must be mounted or in the disk drive to play) NOTES: If the game is having graphical problems/errors. such as: distortion, miscolored areas of the screen, etc. then run it in compatibility. mark ALL of the compatibility options, and run in compatibility for Windows XP SP 2. then the game will work PERFECTLY, without any glitches, distortions, etc. (BE SURE TO MARK EVERY BOX IN THE COMPATIBILITY MODE OPTION) This Includes the Hidden Character "bard/barbarian" that most people Don't seem to know about, and he is unlocked for you to play as. it also has the extra missions unlocked too. therefore you are able to play new missions, along with the old ones.