Please perform the below mentioned steps to resolve the issue:
> Stop the background running app (Tap on the left soft key and close all the running apps).
> Ensure 20% of internal memory of device is free (Scroll down notification panel > Setting > Device maintenance > storage).
> Clear cache memory of phone application (Settings>apps> 3 corner dots> show system app>phone application>storage>clear cache)
> Perform the reset settings of device (Settings>>General Management>>Reset>>Reset Settings)
For further assistance, register your concern in Samsung members app (Open Samsung members app>click on “+“icon>send feedback>Error report/ Ask Questions).
Team Samsung Members