: Steam usually embeds the key. If you are prompted for one, right-click the game in your Steam Library , select Manage , and then CD keys . You can also find it in plaintext within the game's local files at q4base\quake4key .
: If bought from a digital retailer, the code is sent via your emailed purchase receipt . Activation and Troubleshooting Steam Communityhttps://steamcommunity.com Cannot add old Quake 4 key on steam Serial Code Quake 4 Cd-key
The location of your CD-key depends on how you own the game: : Steam usually embeds the key