Ensure GTA V is not running. If the game is currently using QuantV files, Windows will prevent you from deleting them.
Because the portable version does not use an automatic Reshade or OpenIV package installer, you must manually delete its files. This guide will walk you through the complete process of safely removing QuantV Portable without corrupting your base game. Step 1: Backup Your Save Files how to uninstall quantv portable
If you intend to completely clean your game for GTA Online, you should also remove the main script hooks that allowed the mod to run: dinput8.dll Step 5: Clear cache and Verify Game Files Ensure GTA V is not running