You will need to send it in to an authorized DJI repair center. It needs to be paired/calibrater with the drones motherboard. From what I’ve heard, only authorized DJI repair centers have access to said software.
DJI Air 3 for sale. Body only replacement for crashed drone. Unbound $800 obo. Located in College Place WA. Shipping to CONUS available. Send a message for more pics. I have lots of them but the listing is making me add them one by one.