Thank you. I see clearly that before my calibration I had the values of return home 15 m, max height 60.1 m, max distance 80.2 and max speed 4.03 m/s. Then after my re-calibration I had: return home 3m, max height 3m, max distance 10 m, max speed 1m/s.
So, I was correct I remember those numbers...