PATCH DIRECTIONS ------------------------- This patch file upgrades DOOM 2 v1.666 REGISTERED to DOOM 2 v1.7a. Unzip the PATCH.ZIP file into the DOOM 2 directory and type 'PATCH ' at the command line to upgrade. CHANGES MADE ------------------------- * Various level design bugs. (HOM, see thru walls, etc.). * Sound code changes. NOTES: ------------------------- Players using DOOM 2 version 1.7a should not try to play a net or modem game with players using version 1.666.