How to activate Steam Wallet Gift Card ? 24 June 2020 12:14 Updated Follow Login to Steam Account. ( Download the client here. ) Click on Games > Redeem a Steam Wallet Code. Enter the code from the download link and press Continue. Related articles How to redeem product key on Steam? Frequently Asked Questions How Do I Redeem My Microsoft Currency| Prepaid Card? How do I get a refund for my purchase? How to redeem Battle.net / Blizzard keys?