Before you begin, you need these:
Identify your current version
: After downgrading, do not launch the game through Steam. Instead, use the PlayGTAIV.exe or LaunchGTAIV.exe found directly in your game directory. downgrade gta iv to 1070
The Ultimate Guide: How to Downgrade GTA IV to 1.0.7.0 for the Best Modding Experience
: Ensure you have a clean installation of the game. It is highly recommended to back up your game folder (typically found in steamapps/common/Grand Theft Auto IV/GTAIV/ ) by copying it to a separate location to prevent the Rockstar or Steam launchers from automatically updating it back to the latest version. Before you begin, you need these: Identify your
: This version is strictly required for heavy-hitting mods like LCPDFR (Police Mod) and older ENB graphics presets.
Download the latest version of the IV Downgrade Tool (2.2 or later) . Step-by-Step: Downgrading to 1.0.7.0 (2026 Updated Method) It is highly recommended to back up your
Create a file named commandline.txt in your GTA IV root folder. Add these lines:
