Black screen on Mate 20X

Wag

Expert Member
Joined
Aug 24, 2008
Messages
2,068
For no reason the screen turn black when dialing a number. By pressing the on/off button it turns back on again. Must be a setting somewhere but cannot find it. Help please
 

gamer16

Honorary Master
Joined
Nov 3, 2013
Messages
13,924
Perhaps a proximity sensor issue ?
Thos

Had the same issue on a previous device, the call app inverted the sensoe value creating a false positive turning tje screen off.

Solved it by just downloading another random app to make calls with
 

Wag

Expert Member
Joined
Aug 24, 2008
Messages
2,068
Thanks for help. Tried a few call apps but no go. If I insert a earphone jack into phone then it is working perfectly.
 
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