Navigate to the game's .exe file (usually in Program Files (x86)\Call of Duty\_retail_ ), right-click it, go to Properties > Compatibility , and check Run this program as an administrator .
For Battle.net users, delete the cache folder in %programdata%\Blizzard Entertainment\Battle.net\Cache to remove potentially corrupt temporary data. Advanced Troubleshooting How to fix Warzone 2 Crashing & Not Launching (...
Right-click Call of Duty in your Library > Properties > Installed Files > Verify integrity of game files . Navigate to the game's
Fixing (now part of the Call of Duty HQ) crashing or failing to launch often requires troubleshooting both game-specific files and system-level settings. As of April 2026 , players on PC continue to find that verifying game integrity and managing conflicting background applications are the most effective first steps. Core PC Fixes (Steam & Battle.net) Fixing (now part of the Call of Duty
Ensure your GPU drivers are current. Recommended versions as of April 2026 include NVIDIA Desktop 591.59 and AMD 25.12.1 .