The legitimate Grand Theft Auto IV: The Complete Edition on Steam has a download size of approximately 19.70 GB . A 7.51 GB file is heavily compressed and may be missing essential game files like audio or cutscenes to achieve that size.
If you are checking if your PC can handle the game, the requirements are relatively low by modern standards: Windows 7 or newer. grand-theft-auto-gta-4-free-download-only-7-51gb
Unofficial compressed downloads are frequently bundled with malware, miners, or trojans. System Requirements The legitimate Grand Theft Auto IV: The Complete