Sapphire pro bltouch firmware

Hi guys i bought mine first bltouch and mine problems was started when i want to use bltouch…
İ try change my firmware but i thing mine firmware was broken because when it make calibrate it want to new offset, yea its good. But machine dont remember when it was start print… So i need new firmware and i look youtube, github etc. i cannot found working well firmware. So i need firmware.