Improvements

Multiplayer Mods

• Hosts need to activate the mod before entering the multiplayer menu 
• Players will need to subscribe to the same mod before joining a match 
• We recommend using room codes to join modified matches 
• Mods must be authored with Vanilla DOOM, DeHackEd, MBF21 or BOOM to be compatible

General

• Resolved an issue in which some red doors did not display as red on the automap
• Fixed multiple crashes reported by the community when loading game saves
• Improved text line wrapping legibility for mod descriptions in Asian languages
• Removed map prefix from intermission screen to be consistent with original game behavior

Multiplayer

• Added spectator mode when players are dead and waiting to respawn in co-op mission play (it can also be initiated manually from the scoreboard button)
• Fixed an issue in which disabling the crosshair would also turn off player name and co-op respawn text display
• There are now more than 4 player colors available in game and on scoreboards
• Resolved an issue in which players would lose weapons when respawning in co-op using modern rules
• Fixed an issue in which the cross-platform friends menu could not be properly backed out of when no friends were available
• Further optimized multiplayer networking code
• Addressed crosshair centering issue in certain splitscreen configurations
• Intermission animations now run at the correct speed in splitscreen mode

Modsl

• The mod downloader can now process more than the first 100 subscribed mods

For Mod Creators on PC

• Mod screenshots with spaces and other non-alphanumeric characters in their file names will now upload correctly in most cases

Mod Compatibility Updates

• MBF21 instant kill sectors were incorrectly killing non-enemy actors
• MBF21 instant kill sectors will fire immediately when a monster enters them, instead of waiting
• BOOM and MBF21 effects that kill monsters will deal 1 million damage instead of 10000 damage in order to fix mods that used monsters with high HP values to create an invulnerable enemy
• BOOM generic floor actions were not selecting the right neighbor when finding which sector ceiling or floor height they needed to move to
• Players can hurt and shoot projectiles at their own voodoo dolls (aka player model / clone), to be consistent with the original game
• ENTERPIC in UMAPINFO is correctly shown for the map you are entering instead of the map you just left
• DeHackEd strings for BOOM keys can now be replaced through DEH patches
• BOOM line action 242 (Deep water) will now transfer ceiling and floor lighting
• Now avoids crashing for invalid sized demos when playing the demoloop
• Maps using DMAPINFO will print the map name on automap, level select, and savegames
• Changing DeHackEd ammo type will now actually change the ammo type
• Fixed Berzerk Factor not calculating correctly in the A_WeaponMeleeAttack MBF21 codepointer
• Fixed BTSX Episode 1 and Episode 2 demo playback not rendering fullscreen
• Mods that override DOOM (1993) Episodes 1-3 will use the correct intermission screen
• MBF21 A_Lower codepoint now checks for an invalid weapon before changing weapons if out of ammo