Warzone sometimes fails to utilize your CPU cores correctly after a patch. Navigate to: Documents\Call of Duty\players .
Right-click the Warzone executable (.exe) in your install folder. Go to > Compatibility . Check Disable fullscreen optimizations . COD: WARZONE SEASON 5 - How to Fix FPS Drops Af...
Ensure you are on the latest "Game Ready" driver from NVIDIA or AMD specifically optimized for the new season. Warzone sometimes fails to utilize your CPU cores