I get that pop-up when i go back with the browser function 'back'. You don't get the pop-up if you use the title of the forum to go back.
(That's my experience)
or you can try to use a (1 size bigger) torx instead of the hex and force(press) it in the screw (give it a few taps with a little hammer). once it's in as far as possible you can start to try to turn.
This works on bigger screws but is not easy on these small-ones
Hello Ronny, I never used it, never flew in a no fly zone yet, but on he site www.FDR1.be there is lot's of info and a full "how to" to answer your question. Lesson 26 in their school is wat you need. use following link...