1. Visit bethesda.net and sign in to your Bethesda account. If you don't have an account please create one.
2. Once you're logged in, click your username on the top right of your screen and then select Redeem Code.
3. Enter your key, click Redeem and follow the instructions presented to download your game.
1. Launch the Bethesda Launcher and sign in to your account. (Download and install it from here)
2. Click the options icon on the top left corner and then select Redeem Code.
3. Enter your code, click Redeem and follow the instructions on your screen to install your game.