Mozilla breaks down Windows single sign-on support for Firefox on Windows 10

Firefox Logo Horizontal Lockup 4
Firefox Logo Horizontal Lockup 4 (Image credit: Mozilla)

What you need to know

  • Mozilla explains how to set up Windows single sign-on in its Firefox browser in a new support post.
  • The feature lets people sign in to Microsoft accounts, work accounts, and school accounts using credentials from Windows 10.
  • The feature requires Firefox version 91 or higher.

Mozilla Firefox recently gained support for Windows single sign-on (SSO). With the feature, people can log in to Microsoft accounts, work accounts, and school accounts using credentials from Windows 10. A new support document from Mozilla breaks down how to set up the feature. Note that Firefox version 91 or higher is required to use SSO.

Merill Fernando, program manager of Microsoft's Azure AD, recently highlighted the new feature on Twitter.

Mozilla breaks down how to enable the feature in its support post:

Latest Videos From
  1. Click the Firefox menu button.
  2. Click Settings.
  3. Select Privacy & Security.
  4. Navigate to Logins and Passwords.
  5. Check the box for **Allow Windows single sign-on for Microsoft, work, and school accounts.

Mozilla also outlines how to make sure your accounts have been configured within Windows 10. To check these settings:

  1. Open the Windows 10 Settings app.
  2. Select Accounts.
  3. Select Email & accounts

You'll then see any accounts that you've configured on your PC.

Sean Endicott
News Writer

Sean Endicott is a News Writer at Windows Central, where he covers Windows 11, Surface hardware, Microsoft 365, AI, apps, and the broader PC ecosystem. Since joining the site in 2017, he has written well over a thousand articles across the Microsoft landscape, covering breaking news, analysis, and feature reporting.

He writes Windows Wrap, a weekly column covering the biggest stories in Windows and the PC industry, and what they mean for the platform going forward.

Before joining Windows Central full-time, Sean worked in journalism and media production after earning a First Class degree in Broadcast Journalism from Nottingham Trent University. Outside of tech, he is an award-winning American football coach based in Nottingham, England, and was named BAFCA Youth Coach of the Year in 2024.