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Fixing Office 365 Login Problems

Learn how to troubleshoot common Office 365 login issues and regain access to your account effortlessly.

Written by James Lefcakis

Updated at December 5th, 2024

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Problem: You cannot log into Office 365, or you keep getting prompted for credentials.
Steps to Resolve:

  1. Clear cached credentials: Open Control Panel > Credential Manager, remove any Office-related credentials, and restart your computer.
  2. Check the server status: Visit Microsoft Service Status to verify if there are outages.
  3. Update your password: Ensure you're using the correct and updated credentials. Reset your password if necessary.
  4. Disable modern authentication temporarily: For troubleshooting, you can disable modern authentication via registry changes (use caution).
  5. Reinstall Office: If the problem persists, uninstall and reinstall Office 365.
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