Force Restart SAMSUNG J700F Galaxy J7

Second method:

  1. Remove the back cover and the battery for a short while. 
  2. Put the battery and the cover back in. 
  3. Turn on the phone by holding the Power button. Hard Reset SAMSUNG J700F Galaxy J7

How to Open Back Cover and Remove Battery from SAMSUNG Galaxy J7 (2016) - video

Help! This doesn't work