correct…

correct contact mark

correct speed

weight to correct weight

correct landing

quick correct plug-in

all correct

correct adjustment

Choose the correct ‘Channel Map’ for your radio

contents are not correct

Make sure your motors spin up reliably on arm and in the correct direction

Select the correct data format from the drop-down, below

Select the correct firmware appropriate for your board

select the correct serial port

set the correct meter sources and save them before trying to calibrate