0 how to use apm 2.8? Posted by Tran Cuong on December 13, 2018 at 3:59pm I use apm 2.8; When connected to the F450 quadcopter, only the red light flashes and can't boot quadcopter. look forward to yours help. You need to be a member of diydrones to add comments! Join diydrones Email me when people reply – Follow
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