Some precautions you should take in summer: 1. charge without case 2. Charge on wooden table instead of bed or something like this 3. Use of original charger. 4. Try to use phone less as much as while charging it.
Kindly follow the below mentioned step to improve the performance of the device:
Decrease the screen brightness: If your device is heating, decrease the screen brightness sometimes high brightness level may cause the heating issue.
Close background running apps: Click on recent application button located to the left of the home button.
For further assistance, register your concern in Samsung Members Application (Open Samsung Members Application > Send feedback > error report/ask questions).
