Thank you for allowing me to assist you, my name is Joe and I will be happy to assist you with your concern today.
Here is a link on how to factory reset as you have requested: https://support.nikonusa.com/app/answers/detail/a_id/17395/~/how-to-reset-a-d-slr-to-factory-default-settings
Make sure the lens is clean and not damaged as well and check your current zoom level.
Thank you!- Joe
Please rate my answer when ready. Bonuses are appreciated. If for any reason you are not satisfied please reply back to me for further assistance to which I will be glad to help you. If you have any problems for any reason please reply back and let me know.Thanks again for using justanswer and have a great day!
If you need any further assistance you can reply back at any time for my help.I'd be happy to answer any other questions you have even if not related.