A resolution to attempt, steps below.

 

  1. Close Outlook
  2. Open Command Prompt.
  3. Copy “rundll32.exe keymgr.dll,KRShowKeyMgr” without the quotes and past it in command prompt shown in the picture below.
  4. Press enter and it will open the stored user names and passwords window shown below.
  5. Then find the Microsoft office16 with your finanicalguide email, example in picture below my email is highlighted, highlight your and click remove.
  6. Next Click Close
  7. Now Open Outlook and sign back in, this should resolve the issue.