Physical retail copies required the DVD to be in the drive to play.
Instead of a harmless text file, websites offering this download typically serve one of three things: Grand Theft Auto Iv License Key.txt
: If you bought it before the March 2020 "Complete Edition" update, right-click the game in your Steam library, select Manage , and then CD keys . Note that Steam no longer shows keys for the newer "Complete Edition" as they are tied directly to your account. Physical retail copies required the DVD to be
If you have a physical key, you can redeem it directly by clicking your avatar icon and selecting Redeem Code . Example File Format Grand Theft Auto Iv License Key.txt