https://qooah.com/2016/03/11/%e3%80%90qoo-%e7%a7%98%e6%8a%80%e3%80%91%e5%85%8d-root-%e9%87%8d%e9%96%8b-galaxy-s7-%e5%8f%8a-s7-edge-%e7%9a%84-adoptable-storage-%e5%8a%9f%e8%83%bd/