: For digital versions, use the Verify integrity of game files option found in the Steam Library or Ubisoft Connect properties to automatically repair missing or corrupt data. Post-Installation Performance Fixes

file thinking it is a threat. Try adding the setup folder to your Windows Security exclusions Path Length Issues

, do not try to run the installer directly from inside the archive. Use a tool like

The primary data storage for Far Cry 3 consists of paired archive files: .fat (header/index files) and .dat (content archives). These files house the game's assets, including textures, models, and sounds.