Here GNSS built-in Compass change issues and bettery voltage Question

ArduCopter Copter 3.5
1

https://www.robotshop.com/media/files/pdf2/hx4-06022_change_notice.pdf

Gps set up Question. Mission planner -> INITAL SETUP -> compass-> compass #1 pitch 180 yaw 90 set up it that right?

or how to tired method bettery voltage in mission planner? bettery voltage is different

2

Yes that is correct. But to be clear, this doesn’t apply to a HERE that
you happened to already own from before. This if for new ones purchased
in the last few months, which you can verify as described in the notice.

Not sure what you’re asking about with the battery.