MAVIC 3 for Litchi?

[TriBar]

@Triangle4Sale

wanting to fly long distance

Even if the Mavic 3 was compatible, a waypoint mission can not continue when the controll signal gets interupted. Unlike older drones (that use DJI GO), drones build for the DJI Fly App are controlled by VSC.
Have a look at this topic:

VIRTUAL STICK COMMANDS (vsc)

Virtual Stick Commands are control signals constantly send from the remote controller to the drone (stick simulations), and feedback signals constantly send from the drone to the remote controller. They depend heavily on a Constant Good control signal. DJI Drones that are build for the DJI Fly App are controlled by VSC during waypoint missions. (Mini-1-2-SE, Air-2-2S & (Mavic-3, Mini-3)) Older DJI drones are not, they fly by themselves. They also have an extra AIRCRAFT Setting: “Exit Waypoi…