When you upgrade to Windows 10, you may inadvertently reset your default browser to Microsoft Edge. Follow these steps to change a default browser back to Firefox.

  1. Click the menu button new fx menu , then choose Options.
  2. In the General pane, click Make Default.
  3. default 38
  4. The Windows Settings app will open with the Choose default apps screen.
  5. Scroll down and click the entry under Web browser. In this case, the icon will say either Microsoft Edge or Choose your default browser.
    default apps win10
  6. In the Choose an app screen, click Firefox to set it as the default browser.
    firefox default 10
  7. Firefox is now listed as your default browser. Close the window to save your changes.