Hello,
Thank you for your enquiry to FRITZ! support.
These instructions describe how you can load the factory settings of your FRITZ!Box 4060 without a telephone:
https://fritz.com/service...If you have any further questions or require assistance from our technical support team, please contact us by e-mail at fritzhilft(at)avm(dot)de. Please state the ticket ID #6987144 in your enquiry so that we can allocate your support ticket more quickly.
Kind regards from Berlin
Your FRITZ! team