A standard installation (approximately 22 GB on disk) should include these primary components:
If you have the "Complete Edition," an update or DLC folder will house The Lost and Damned and The Ballad of Gay Tony . Installation Steps A standard installation (approximately 22 GB on disk)
If the game fails to launch, you may need a commandline.txt file in the root directory with parameters like -availablevidmem to bypass memory restrictions on modern hardware. C:\Games\GTA IV ).
If your zip contains an ASI loader like dinput8.dll or xlive.dll , these must be in the same folder as the .exe to enable scripts and save game functionality. A standard installation (approximately 22 GB on disk)
Unzip the contents of Grand Theft Auto IV.zip into a new folder on your drive (e.g., C:\Games\GTA IV ).