Need for Speed Unbound uses a specific "Volume" and versioning system for its content updates. According to the official patch history :
To ensure your game is safe and genuine, always update through these official platforms: Steam or the EA App . Need For Speed Unbound UPDATE 1.0.5.53243.rar
The built-in update features for PlayStation 5 and Xbox Series X/S. Need for Speed Unbound uses a specific "Volume"
(at launch) started with version 1.1.2 and moved to 1.1.4 . Need For Speed Unbound UPDATE 1.0.5.53243.rar
Files ending in .rar with long, complex version numbers found in "interesting posts" outside official stores (like Steam or the EA App) are frequently used to distribute malware or ransomware. Where to Find Real Updates
(the final major content update) is officially versioned as 9.0.1 and 9.0.3 .