Hi @Michael Luecker ,
Where did you purchase the subscription?
What version of Office did you use?
Did you install the same version Office as your subscription account?
I suggest you read these articles about install and activate Office, you can check if you run the wrong steps:
https://support.microsoft.com/en-us/office/download-and-install-or-reinstall-microsoft-365-or-office-2021-on-a-pc-or-mac-4414eaaf-0478-48be-9c42-23adc4716658
https://support.microsoft.com/en-us/office/activate-office-5bd38f38-db92-448b-a982-ad170b1e187e#bkmk_activateoffice
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