Self-Service Unable to Sign in: Error AADSTS75011

Description

Error when trying to sign into Self-Service:
'Sorry, but we're having trouble signing you in. AADSTS75011: Authentication method 'X509, MultiFactor' by which the user authenticated with the service doesn't match requested authentication method 'Password, ProtectedTransport'. Contact the Colleague Self Service Live application owner."

Helpful Links 

• Multi-Factor Authentication (MFA) & Self-Service Password Reset (SSPR)

Resolution/Troubleshooting 

Delete Passwordless Sign-in:

• Navigate to office.com and sign in with your Gannon account.
• Select 'View Account' under your name in the top right corner, then 'Security info' on the left panel.
  • Verify identity if prompted. If unable to verify, call the Help Desk to get MFA reset.
• Delete 'passwordless sign in'.

Add Another Verification Method:

• Multi-Factor Authentication (MFA) & Self-Service Password Reset (SSPR)
  • Text/call to phone number provided. This could be a cell number, home number (not recommended), or office phone number.
  • Microsoft Authenticator app (requires download of Microsoft Authenticator App on your phone).

Still Getting The Error:

1. Clear the history in the web browser, close the browser, and then try again.
2. Try to sign in with a private/incognito window in your browser.