Thanks for being with Samsung and sharing your concern. We would like to inform you that kindly follow the steps below to resolve the issue :- 1 Adjust the brightness of the device then check it (Setting-->Display-->Brightness) 2 "Disable the " Show Screen Updates" option in developer options or completely disable the Developer options."((Setting-->Developer options(If its available & highlighted)-->Show Screen Updates)) 3 Check third party application if downloaded recently, Post which issue occurred. Then, check in Safe Mode. 4 If in Safe mode problem is still existing we advise you to create the Data back up & Factory Reset the device. 5 Periodic Software Update through FOTA , SMART SWITCH or Smart Tool is intended to resolve the issue as well. Be sure to hit ♡ when you find an answer that works for you.
waste of money guys don't buy Samsung product buy any other its not branded they are cheating in India giving bad experience product.its too big amount and given features are front 2 mega pixel and back is 3 mega pixel its worst because its draining battery in 1 minute 2 percent without using mobile and with using it gets end in 3 hours plus it gets hot. can't use phone more than 20 minutes while calling also gets heated no big games supported in nougat I updated and lost everything display clock gone and in updated its not working as before all waste its only 3 months
