Once you are in Local Play, you have access to a surprising amount of content: Unlocked Content
Offline MW3 LAN gives you:
Steps (PC, MW3 2011):
Once you have MW3 running offline, certain modes transform into legendary social experiences. call of duty modern warfare 3 lan multiplayer offline
Because the vanilla Steam version of MW3 hides the server browser and requires Steam authentication for network play, we use the TeknoMW3 client to unlock the dedicated server functionality for LAN play. Once you are in Local Play, you have
: For the most reliable access, turn off your console's "Connect to Internet" function in the system settings. Bypass Connection Once you are in Local Play
Yes there is offline LAN support, You will require a copy of Call of Duty Modern Warfare for each console in an offline LAN setup. Reddit·r/modernwarfare