How to Factory Reset Mitel Phones

This guide takes Mitel 6867i running firmware as an example.

  1. Find the phone IP address.

    Press the Options key when the phone is idle, press the Select soft key to enter Status.

  2. Log in the phone web interface with your username and password.
    • username: admin
    • password: 22222
  3. Go to Reset > Restore To Factory Defaults, click Restore.

  4. Click OK to reset the phone.

    The phone will be reset successfully after startup.

    CAUTION: Do not power off during phone startup.