Hi @DRINKWEIRD,
Welcome to Microsoft Q&A:)
Here are some troubleshooting methods deserve to have a try for this issue on MacOS.
- If you are using Microsoft 365 office, Go to File >> Account and update Office to the latest.
- Delete password entries using Keychain Access app for Mac app.
- If the issue still persists, use this tool: https://office-reset.com and select the following option :
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