Continue mission after battery change /w out remote signal?

[TriBar]

Short answer: No

For ALL DJI drones: A waypoint Mission ends as soon as the drone has landed, even if the mission has not been completed yet.
You can restart the mission at a specific waypoint, but only when there is a connection between the AC and RC.

Also 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…