: Prevents crashes when adding many car or map mods. Heap Limit Adjuster : Optimizes memory usage for mods.

: If you are trying to play offline with mods, you must disable the BattleEye anti-cheat in the Rockstar Games Launcher settings to prevent "Corrupt Game Data" errors or crashes.

: For official versions, use the Steam or Epic Games verify tool to repair missing or broken files.

If you are trying to install or downgrade to this version, follow these general steps based on community guides:

These video guides provide step-by-step instructions for downgrading your game and setting up essential modding files for version 2699: