Please note: Bethesda.Net keys are not Steam keys.They will not activate on Steam.
Using the Bethesda.net Launcher app:
- Start the Bethesda.net launcher app and log into your Bethesda.net account
- If you don't already have the Bethesda.net Launcher app, download it via https://bethesda.net/en/game/bethesda-launcher
- Click the menu icon in the upper left corner and select "Redeem Code":
- Enter (preferably via Copy and Paste) the key from your fanatical.com order into the dialog and click the "Redeem" button:
Once activated in your Bethesda.net account, the game is downloaded, installed and launched from the Bethesda.net Launcher app.