Overview： 1. All-in-One Firmware Version updated to: v184.108.40.206 2. DJI Pilot app Android Version updated to: v220.127.116.11 Major Updates： 1. Display height and distance limits in the DJI Pilot app. IMU program updated. 2. Added button in DJI Pilot app to enable or disable the Flight Mode Switch on the remote controller. The Flight Mode Switch is disabled by default. Enable the Flight Mode Switch to switch from P mode to A or F mode. 3. The compass will turn off automatically when abnormal compass readings are detected. The aircraft will enter A mode when the compass is off. Notice： 1. Update the firmware to the latest version, otherwise you may not be able to start the motors. 2. Re-link the remote controller to the aircraft if the connection is lost after the firmware upgrade.