Copy and Paste: Drag ScriptHook.dll and the accompanying dsound.dll (the ASI loader) into the folder where GTAIV.exe is located.
Before installing, ensure your game version is actually 1.0.7.0. If you are using the Steam "Complete Edition," you may need to "downgrade" your game files first, as the modern launcher uses a different internal structure. gta iv script hook 1.0.7.0
Native Command Support: It allows mods to call "natives," which are the game’s internal functions (like "Create Vehicle" or "Set Player Health"). Copy and Paste: Drag ScriptHook