@Walter C Fritz
Thank you for your post! Since I'm not sure what platform you're using, I found some links that might help resolve your issue.
How to unlink my personal and business office accounts?
Remove a connected account from Outlook on the web
How to remove an account in OneDrive
Unlink Windows 10 from my microsoft account?
Any additional information or screenshots would be greatly appreciated!
Thank you for your time and patience throughout this issue.
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