“This code has already been redeemed” Microsoft Error Message

This is what to do if you see the “This code has already been redeemed” error message on the Microsoft redemption page.

This code has already been redeemed

Sometimes the Microsoft redemption page glitches during redemption and states the key has already been redeemed when it’s already been applied to your account.

Check the services & subscriptions page of your Microsoft account to see if the software is already linked to your account on the following page: https://account.microsoft.com/services