Portable GTA IV on PC

The guide is updated in May 2026 and this method now works for any GTA IV PC version.

1. Preparation for GTA IV Complete Edition 1.2.0.X
2. Preparation for GTA IV 1.0.0.0 - 1.0.8.0
3. Launching your portable game with portableIV.bat script
4. portableIV.bat