Put a small amount of thread lock on the screw. Be careful not to get it on any plastic parts. Surprised it was loose enough to fall out during transit.
DJI Thor Posted at 2018-3-3 02:13
Hi, had you fixed it? If haven't, I recommend contacting our support for a further help on this. http://www.dji.com/support
It was in a different slot then it should have been I found it I don't know how to close the thread