The new game redemption process will now automatically unlock the game in Steam, if the game is not a Steam promotion it will generate a code to use in the client needed.
After selecting the region you are in, you will be presented with this page
After entering the code, it will automatically detect which game is being redeemed based on the code. After entering the code you will be asked to confirm the game and agree to the Terms and Conditions.
If the game redemption is supported through Steam, you will be prompted to log into Steam to complete the redemption process
After logging into Steam, it will show as connected to Steam
After connecting with Steam you will be prompted to enter in your name and email address
Once you click redeem, the game will then be populated in your Steam library, if it is not a Steam game the code will be emailed to you.