Ensure all components (Multiplayer Pack, Campaign Pack, Special Ops Pack) are installed. Missing even one small "Compatibility Pack" can lock you out of the mode.

If your store region doesn't match the CUSA code (e.g., using a US account with a EUR disc), you may need to download the free DLC packs from a European PSN account. 📉 Content Lifecycle Note

While content for Modern Warfare II has officially shifted to "legacy" status (with the final major content update being The Haunting version 1.29), technical support and security patches continue through the unified Call of Duty launcher. Proactive Follow-up

On the PS4/PS5 home screen, press Options on the game icon and select Manage Game Content .

Resolved "error" messages when changing loadouts mid-match and fixed shadow-rendering issues.

Menu music was reverted to the original launch-style themes.