Install the speaker on the aircraft. When the aircraft firmware is upgraded, the speaker will be upgraded simultaneously. You can update the firmware in the following ways:

1. Connect the aircraft to the computer to upgrade the firmware of the aircraft and remote controller through DJI Assistant 2 (Enterprise Series).

2. Use DJI Pilot 2 to update the firmware of the aircraft, remote controller.

3. Visit the official DJI website to download the offline firmware update package for the aircraft and remote controller. Then, insert the SD card storing the firmware package into the remote controller for offline update.