How do i redeem my XBOX Game Pass Ultimate 12 Month Key?

-Visit the https://www.xbox.com site. -Login into your account. -Hover the mouse over your account link in the upper right corner. A small menu will be displayed, so click on the "Redeem Code" button. -You will be redirected, so then simply click "Redeem" -Put your code in and press "Confirm" -Lastly, click "Confirm" and the key will be assigned to your XBOX account.