Watch these walkthroughs to resolve specific installation and license errors across different platforms:
The root cause of the error often differs depending on which platform you are playing on.
Ensure every box next to individual content packs is checked.
Often, the game is actually missing necessary files. The console or PC might have downloaded the base game but not the required multiplayer expansion packs. The console or PC might have downloaded the
: This is the most effective fix for "locked" content.
The first and most critical step in fixing the problem is identifying which version of the game is throwing the error. The causes and solutions for the and the 2023 reboot are often completely different.
For the , the answer usually lies within the game's zone folder—unifying your language files or restoring the game to its original English state will almost certainly fix it. The causes and solutions for the and the
: Delete the Microsoft Store local cache if using the PC Xbox app.
: Ensure your PSN account region matches your physical disc region. If they differ, you may need to create an account for that region to download the content packs. Xbox Series X|S & One Known Issues in Call of Duty: Modern Warfare III
Scroll through the list and look for any packs labeled . The console or PC might have downloaded the
A weak or unstable connection during the launch process can prevent the game from verifying content.
Updates can sometimes result in corrupted files that hinder the main menu from loading.