Leo

Works fine on my machine (Windows 7 Professional 64bit)

This is what it looks like when I close the program: 

I just tried your helio file and the program did not crash on my system. So it seems to be an isolated problem.

:+1:

It has changed: set debug_mode = gyro_scaled (Betaflight 3.4 and later) set debug_mode = notch (Betaflight 3.3 and earlier)