Remove a synced device from your Mozilla account

Revision Information
  • Revision id: 191516
  • Created:
  • Creator: AliceWyman
  • Comment: a few more updates
  • Reviewed: Yes
  • Reviewed:
  • Reviewed by: AliceWyman
  • Is approved? Yes
  • Is current revision? No
  • Ready for localization: Yes
  • Readied for localization:
  • Readied for localization by: AliceWyman
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Sync allows you to sync your bookmarks, logins and browsing information across different devices. When you're no longer using a device, you can remove it from your account and delete its associated browsing information, if you choose.

  1. Open Firefox on the computer you want to disconnect.

  2. Click your Mozilla account email or display name (you might need to sign in first).

    Fx89menu-FirefoxAccount
  3. Click Sync Settings.
    • The Sync panel of your Firefox Settings page displays.
  4. Click Sign out….
    • A prompt will ask you to confirm that you want to disconnect.
    Fx71SyncSignout-Disconnect
  5. Click the Disconnect button.

Firefox will disconnect from your account but won't delete any browsing information.

  1. Open Firefox on the computer you want to disconnect.

  2. Click your Mozilla account email or display name (you might need to sign in first).

    Fx89menu-FirefoxAccount
  3. Click Sync Settings.
    • The Sync panel of your Firefox Settings page displays.
  4. Click the Disconnect button. A prompt will ask you if you want to clear your sync'ed data from that device.
  5. Put a checkmark next to the information you want to remove, if any.
    disconnect delete 62
  6. Click the Just Disconnect button, or Disconnect & Delete if you will remove any data.
  1. Open Firefox on the computer you want to disconnect.
  2. In the Menu bar at the top of the screen, click Firefox and select Settings (select Preferences on older macOS versions).Click the menu button Fx89menuButton and select Settings.
  3. Click SyncFirefox Account on the left panel.
    • The SyncFirefox Account panel of your Firefox Settings page displays.
  4. Click the Disconnect button. A prompt will ask you if you want to clear your sync'ed data from that device.
  5. Put a checkmark next to the information you want to remove, if any.
    disconnect delete 62
  6. Click the Just Disconnect button, or Disconnect & Delete if you will remove any data.