Even if the file contains data, it is likely corrupted or missing the necessary "engine" files to actually run. Official System Requirements for GTA IV
Repackers can often shrink a 20GB game down to 10GB–15GB by using advanced algorithms and removing optional language files. Gta Iv Highly Compressed Pc Game Only 13mb 15
If you find a site offering GTA IV in a 13MB package, you should avoid it for several critical reasons: Even if the file contains data, it is
Compressing 22GB down to 13MB would mean a compression ratio of over 1,600:1 . This is mathematically impossible for game files. Risks of "13MB GTA IV" Downloads Even if the file contains data