proximity sensor does not turn screen off during calls

[sahilsingh6862]

my proximity sensor doesn't turn screen off during calls. but in *#0#* it works well.pls help me to solve this problem:(

[admin_]

Thanks for Being a part of Samsung community. Would like to tell you Kindly follow the steps below to resolve your concern :-
1) Navigate to apps >> Settings >> Apps >> Tap on three dots >> Reset app preferences.
2) Please run your device in safe mode.
3) Please do reset your device on factory mode after taking the data backup Via Smart switch.