Note: To complete this process, you will need a USB drive (thumb drive), a write-able disc and disc burner, or some other portable storage device onto which you can save this data. Take both your ' Unlock Code' and the ' GTAIVPC_OfflineInstaller.zip' file back to the computer where the game was installed and continue with 'activation' of the game.Generate an ' Unlock Code' and also download the ' GTAIVPC_OfflineInstaller.zip' file on another PC with Internet access and no firewall restrictions.Collect your ' Product Code' (serial number) from back of your game manual and ' Unlock Requestcode' displayed during installation.Offline 'Activation and Date Check' Three-Step Process: Manually activating your game (also called 'offline activation'), using a different computer with Internet access, is a three-step process. This process will be explained in greater detail below. If you can access the Internet externally (friend's house, Internet café, etc.), you can perform steps needed to complete an 'offline activation' of the game. Your firewall may be prohibiting this computer from contacting our servers please make sure Port 443 is enabled on your personal or network firewall.You DO NOT have an active Internet connection on the computer where the game is being installed.Known conditions that may necessitate an offline, 'Manual Activation' and/or 'Date Check' of the game: These conditions may also prohibit the 'Date Check' process from working, and this process will need to be 'Manually' performed to play the game as well. In cases where an 'Online Activation' cannot be performed, one or more conditions may be prohibiting this (see below), and 'Manual Activation' will need to be performed.

'Activation' is a mandatory process for all installations of GTA IV PC, regardless of format.ĭuring the initial 'launch window' of GTA IV PC, users may also need to perform a 'Date Check' to make sure they have the final game code on their PC, BEFORE they can perform the 'Activation' process. Welcome to the 'Offline Date Check and Product Activation' guide for GTA IV PCĭuring typical installations of GTA IV PC, users that have an active Internet connection will be prompted to perform an 'Online Activation' of the game. Click HERE to return to Main 'GTA IV Activation' Site

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