1 Restart your phone
Remove the battery from your phone and leave it out for 10-15 seconds. Insert the battery and turn on your phone again.
See how to insert the battery and turn on your phone.
![Samsung Galaxy Xcover 4 Samsung Galaxy Xcover 4](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-e0fd4bbf-de3b-4fbf-bff2-31fd57aa0192.png?width=480&height=480)