Can't play gta iv through steam. So I bought it legitimately on steam and when i launch the game it starts up rockstar launcher and shows me I don't own the game
GTA IV Launcher V1.1 for GTA 4
Grenade Launcher | GTA Wiki | Fandom
How to fix GTA IV SecuLauncher error
GTAIV: Complete Edition Now Available on the Rockstar Games Launcher and Steam - Rockstar Games
GTA 4 GTA IV Launcher Mod - GTAinside.com
GTA IV Launcher - Other Modifications & Files - LCPDFR.com