Processes in Microsoft 365 for setting up Office apps, redeeming product keys, and activating licenses.
1
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 then recognized correctly.
2
If not, Open Word.
Go to File - Account.
Please provide a screenshot of that window and please hide your Email address in the screenshot.