How to Activate Steam CD Key: Sign-In to Your Steam Account. From the main Steam UI page click on the bottom left "+ ADD A GAME". Select "Activate a Product on Steam..." Click "Next" and "I Agree" after reading the Agreement from Steam. Enter the Steam CD Key in the column provided, then click "Next". The name of the game to be added will appear, at this point the key redeem process is final and cannot be returned. NB: Is there a game you want to look for? Contact us via Message, we will find the cheapest one. 聽 https://itemku.com/tanya-answer/article/cara-trading-steam/232324308