To run GTA 4 on your PC, ensure your machine meets these specs. Even a compressed version still needs decent hardware to decompress and play.
Users who download the 670 MB version often face unique bugs. Here is how to solve them:
While many sites claim to offer as a "highly compressed" 670 MB download, these files often come with significant risks or trade-offs. The official Grand Theft Auto IV: Complete Edition on Steam requires approximately 22 GB of disk space. The Risks of "Highly Compressed" Downloads