Processes in Microsoft 365 for setting up Office apps, redeeming product keys, and activating licenses.
Hi,
Are you signed in with more than one account on this device?
Sign out of all Office apps, then go to Settings > Accounts > Email & accounts and remove extra work or school accounts. Open Control Panel > Credential Manager > Windows Credentials and delete all Office related entries. Restart your PC, open Word, then sign in again with your correct subscription account.