: Check your installation directory or the original repack download for a folder named "Crack," "CODEX," or similar.

Repacks often require you to manually copy the crack files if the automatic installer failed or was interrupted.

Check and "Disable full-screen optimizations" . 5. Clear Temporary Files

: Restore any files related to FIFA 21 and then add the entire game folder to the exclusions list so the antivirus doesn't delete them again. 2. Verify Crack Installation

: If you are using a Windows "N" edition , you must install the Media Feature Pack to fix installation and launch errors. 4. Adjust Launch Permissions

The most common cause of this error is Windows Defender or a third-party antivirus flagging the "crack" file (often a .dll or .exe ) as a false positive and moving it to quarantine.

: Ensure you have the latest DirectX installed. Some users have found success by forcing the game to use DirectX 11 instead of 12 by changing DIRECTX_SELECT = 0 to DIRECTX_SELECT = 1 in the fifasetup.ini file located in your Documents folder.

: Download and install both the x86 and x64 versions of the Microsoft Visual C++ Redistributable .

Sometimes the game fails to recognize the crack bypass because it lacks sufficient administrative privileges. Right-click the FIFA21.exe file. Go to .