Upon launch of the game, you will be prompted to activate the code via Rockstar Social Club. Upon activation the user will be forced to relaunch the game to activate.

Some users indicate that changing your Rockstar account username will “unbind” the activation code from the account since they are bound to the username and non-transferable, resulting in ...

Users who purchased the game from the Rockstar Warehouse will receive two emails, including a link to the Social Club Activation page and a Rockstar activation code.