Alternatively, contact Rockstar Support. They are known for providing free to users who provide photographic proof of their original DVD and manual. This is the cleanest legal path.
The installer cannot write to hidden system folders due to permission issues. gta iv setup exe
If the setup.exe fails to launch, right-click it, select Properties , go to the Compatibility tab, and set it to run for Windows 7 or Windows XP (Service Pack 3) . 2. Running the Setup Alternatively, contact Rockstar Support