You should never download a standalone .exe file from unofficial third-party websites, as these are often bundled with malware. Instead, obtain the official launcher through these verified platforms:
Instead, use the built-in tools of your game platform: Gta Iv Launcher.exe Download
Ready to head back to the streets with Niko Bellic? Make sure your are optimized next, as the PC port is famously unoptimized for modern GPUs! You should never download a standalone