Here are some suggestions you can try and give us feedback on these..
Did you try to downgrade the firmware on the RC ?
Did you try another OTG cable ?
Did you try having it connected on WiFi ?
Did you try to install Go4 app again ?
Did you check the controll stick asignments ?
Did you try to reset the RC ?
Hi, thanks for reaching DJI Forum. We do apologize for the troubles you had recently. Kindly take time to watch the video provided below for more of information about your concern. We're here to help you. Thank you.