Hi thank you for answer me, on firmware BV6000_Blackview_V01_20160608:
1) in camera settings there is nothing about sound
2)The proximity sensor calibration screen:Step 1 okstep2 failed, i tried in an empty room following all the stepWhen i try to start immediately give me error
3)Here the compass screen:The compass is locked in this way, if i turn around 360°is always eastIf i want to calibrate, the screen loop in this (i do what the video says but nothing happenA few more things, have the device notification led? Can i get root permission?