What factors can lead to an update failure?
Update failure may occur if:
1. The battery level of the aircraft or remote controller is below 20%.
2. The aircraft or the remote controller is powered off during an update. If this happens, restart the aircraft and remote controller, and try again.
3. The network is disconnected during a firmware download.
4. Your smartphone interface is switched to other applications during a firmware download.
*The aircraft will restart multiple times during an update and automatically power off after completing the update.
This answer was generated from information sourced from the following pages: