DJI just released a new FIRMWARE update for the DJI FPV System today (12/02/2019). This firmware update is v01.00.02.00 for your DJI FPV System which includes the following; DJI Air Unit, DJI FPV Goggles, and the DJI FPV Remote Controller. Please make sure all 3 components are running the same version of firmware if you make this update. Several fixes are includes in the firmware release.
How to Update Firmware (DJI FPV System):
Rotor Riot HD1:
DJI FPV System: https://amzn.to/33Lr9vs