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Microsoft 365 and Office | Install, redeem, activate | Other | Other
Processes in Microsoft 365 for setting up Office apps, redeeming product keys, and activating licenses.
If you previously activated your Office licence or subscription with that product key, you cannot use the product key again, it is a now digital licence associated to your Microsoft account.
Are you using the Office apps on a Windows PC or on an Apple Mac computer?
1
If you are using the Office apps on a Windows device:
Open Word.
At the top right of Word, log out of Office.
Restart (not shut down) your PC, then log back into Office, is your licence/subscription then recognized correctly.
If not, log into your Microsoft account on this link, is your Office licence listed correctly there, or if that is a subscription, check the expiry date listed on your subscription, is that listed correctly.
https://account.microsoft.com/services/
2
If you are using the Office apps on an Apple Mac computer:
What version of Microsoft Office do you have, is that a subscription to Microsoft 365 or a standalone version of Office like Office 2019, 2021 or 2024.
At the top left of your Desktop, click the Apple icon and select 'About this Mac', what version of MacOS is installed on your computer?