today I updated my phone with latest update made available from Samsung... the issue which I'm facing is if any notification or any chathead appears so my phone screen became unresponsive and have to lick nd unlock the screen to use my phone...please...

Since last update i am experiencing issues related to network, that my phone shows 100% network but when someone calls me it shows not reachable also after every 30 mins (approx) when i wish to call anyone i have to switch on and off airplane mode to...

Today got my new galaxt buds plus but it found defective piece as left earbud is not working ...How can samsung ship a defective piece.. to the flagship handset holders