Kindly follow the below mentioned step to improve the performance of the device:
Space availability (Storage & Internal memory): To improve the device performance there should be sufficient space. Request you to keep at least ''minimum 20% internal memory free''.
Clear cache memory of a particular application: Settings>Apps>Select particular app (e.g. Samsung Internet)>Storage>Clear Cache
Battery related Concern: For more information, you can also follow given link:
If the issue still persists, kindly attach the log file and send it to us in the Samsung member application (attach when the issue occurs within first 15 minutes of the occurrence of the issue.):- Samsung Members App > Feedback >Error report > Attach log file for any issue
