If you are using the , go to your Library, click the three dots on the FIFA 14 tile, and select Repair .
Sometimes, the setup is genuinely damaged beyond repair. If you’ve tried all the above, consider this: fifa 14 setup is damaged
A: EA no longer supports origin activation for FIFA 14. If you have a key, you can download a “FIFA 14 Ultimate Edition RIP” from abandonware sites (ensure it's the legit retail version). If you are using the , go to