GTA IV is notoriously poorly optimized for PC. Even with v1.0.8.0, users are encouraged to use "DXVK" (DirectX to Vulkan wrapper) to improve frame rates on modern hardware. Save Game Compatibility:
The PC community is divided on the best patch for GTA IV. Patch 1.0.4.0 is beloved by graphics modders (ENB) because it supports older shaders. Patch 1.0.7.0 (retail) is stable but still requires GFWL. (exclusive to Steam) represents the final official update. GTA-IV V1.0.8.0 Repack Team-LiL
Minor optimizations to reduce crashes and "drawlist overflow" errors. Features of the Team-LiL Repack GTA IV is notoriously poorly optimized for PC
The is a compressed version of Grand Theft Auto IV updated to patch 1.0.8.0, the final official patch released for the original non-Complete Edition version of the game. This version is often preferred by the modding community as it maintains better compatibility with older mods compared to the newer "Complete Edition". Key Features and Content Patch 1
If you own a legitimate license, downloading the Team-LiL repack can be considered a "backup" to actually play the game you paid for. But legally, distributing this repack infringes on Take-Two Interactive's copyright.
Windows 10/11 (May require "DirectPlay" enabled and Compatibility Mode for Windows 7).