Give your phone to well professional technitian to do cpu reballing which costs 2500 and you will never get the problem back. You can give your device to bluestar mobiles in banglore or Rajan mobiles in Tamil Nadu

Wasted my money in Samsung galaxy m30s within 1.5 years board complaint. Did not expect this in such  a reputed brand like Samsung.  Only Samsung says that world no1 brand and good in after sale service.  But everything is worst. Here after I'll neve...