How to flash the Ardupilot firmware?

Step One: Refer to the below link to download the Ardupilot firmware.

ArduPilot firmware : /Plane/2023-05/2023-05-01-04:05

Step Two: Open the INAV Configurator.

Step 3: To enter DFU mode, press and hold the BOOT button while powering on the device.

Step Four: Open the downloaded file and start the flashing process.

Step 5：The flashing process is complete.

刷写ardupilot