Manage appointments, plans, budgets — it’s easy with Microsoft 365.​

Troubleshoot ADFS: single sign-on not working, authentication fails or sign-in errors

What does this guide do?

Resolves single sign-on (SSO) issues with Active Directory Federation Services (AD FS).

Who is it for?

Administrators who help diagnose SSO issues for their users.

How does it work?

We’ll begin by asking you the issue your users are facing. Then we’ll take you through a series of troubleshooting steps that are specific to your situation.

Estimated time of completion:

30-45 minutes.

Need more help?

Expand your Office skills
Explore training
Get new features first
Join Office Insiders