Hello there. I am sorry for the trouble this has casued and thank you for reaching out. May we please know if you are receiving any error message or error codes on the DJI Mimo ( https://www.dji.com/downloads/djiapp/dji-mimo ) application. In addition I will post a DJI Tutorial video on DJI Osmo Mobile 3 | How to Update the Firmware for reference. Thank you.