What abt new update of 800 mb in Note 8

Incoming call pblm on Note 8..Everyone is saying its not connected in time..Outgoing calls no pblm...wht cud b d issue...pls help

I am aware of secure folder...But can we lock what's app or any other app in Note8 without using any third party app?

Most of the time while using Live focus mode it is showing Live focus not available for shooting conditions whereas in the same Conditions i can take pics on portrait mode on my MiA1 which is a mid range phone..Why Samsung why?

a new software came in note8.Anyone tried? In dilemma after hearing abt Quick charging issue in Si recent update