Please follow these instructions to activate a key on Ubisoft Connect:
- Download and install Ubisoft Connect client: https://ubisoftconnect.com.
- Launch the Ubisoft Connect client and login to your Ubisoft Connect account (or create a new account if you don't have)
- Click on the lines icon in the top-left of the client.
- Choose "Activate a key".
- Enter your key in the "ACTIVATION CODE" field and press Activate.
- After successful activation, your game will be visible in "Games" section.