Hello I’m samah , Samsung Moderator we thank you for asking your question
Please factory reset the device. Settings → General management → Reset → Factory data reset → Reset → Erase all. Before starting this step, please copy the phone data. It can be stored through the following link for the . program Samsung smart switch http://www.samsung.com/eg/support/smartswitch/ In the event that this problem persists, I ask your permission to go to the nearest maintenance center to be able to examine the device and find out the problem and solve it You can find the nearest service center through the following link https://www.samsung.com/eg/support/service-center/
