Call Of Duty Modern Warfare 3 Menu Content Not Available Error -
Hover over the Call of Duty icon, press the Options button, and select Manage Game Content . Download any "Compatibility Packs" or "Multiplayer Packs" that show as "Not Installed".
: Select the game > Manage > Files > Verify and Repair . Hover over the Call of Duty icon, press
Some users find that uninstalling the Warzone module within the manage menu and relaunching forces the MW3 license to re-verify. Steam / Battle.net press the Options button
This error is rarely a permanent ban. If you see "Content Not Available" instead of a weapon or skin, it likely means that item is locked behind a challenge, Battle Pass tier, or Store bundle you haven't purchased. Battle Pass tier