Open Command Prompt as Administrator.
Navigate to Cheat Engine’s installation folder (C:\Program Files\Cheat Engine 7.x).
Run:
CEWinDrv.exe /uninstall
CEWinDrv.exe /install
Then restart Cheat Engine. This fixes driver-level attachment issues causing Thread 0 failure. Open Command Prompt as Administrator
Verify that your game version is supported by Cheat Engine. Some games, especially those frequently updated, might require specific Cheat Engine versions or additional configurations. Then restart Cheat Engine
Sometimes the OS starves Thread 0 of CPU cycles. especially those frequently updated