Antivirus programs frequently flag large compressed game files as false positives, blocking the unarc.dll file from extracting them. Open > Virus & threat protection . Click on Manage settings . Toggle Real-time protection to Off .
If the quick fixes do not work, the issue likely stems from your system's memory handling or missing system files. 4. Increase Virtual Memory (Paging File)
Uncheck .
A faulty stick of RAM is a notorious culprit behind random unarc.dll errors.
Are you installing FIFA 13 from an , an EA App/Origin backup , or a repack ? What version of Windows are you currently running? How much physical RAM does your computer have? Toggle Real-time protection to Off
Set the to 4096 and Maximum size to 8192 (this allocates 4GB to 8GB of virtual RAM). Click Set , then OK , and restart your PC. 5. Re-register the Unarc.dll and ISDone.dll Files
If you downloaded a digital copy, a single lost packet during download can corrupt the compressed archive. Delete your current installer and download it again. Increase Virtual Memory (Paging File) Uncheck
Your PC will restart and scan your hardware for memory physical defects. If it finds errors, you may need to replace a RAM stick. 📦 What to Do If the File is Corrupted