Most mods only work on version 1.0. If you have the Steam or Rockstar Launcher version, use a "Downgrade Tool." Install SilentPatch for stability. Install ModLoader for easy management. Add Widescreen Fix for visual clarity.

If your PC has the power, you can make a 20-year-old game look like a modern title:

Replaces low-resolution ground and wall textures with HD versions.