ya give update to j7 2015

sometimes a popup msg coming on the screen as googleplaystore stopped working whats the reason for that and whats the solution

after updating recent binary update of size 1.7 mb my j7 2015 screen flickering is more what to do

my google app and google play services are updated and language is english us but still didnt get itgoopgle app version is 6.13.25.21 arm there is no arm64play servicrs is 10.2.98 (436-146496160)

Hi i went to samsung service center and asked for the extended warranty as my warranty expired 20 days back they are saying that it is not possible to extend the warranty is it so ??? And when I asked for the cost od display for j7 2015 they are char...