Root and unroot using bluestack easy

Need to install bluestack first, only can unroot other devices (like 叶子猪)

A. BLUESTACK EASY DOWNLOAD HERE
B. BLUESTACK 2.X DOWNLOAD HERE

1. Install bluestack 2.x
2. Open bluestack easy, then unroot bluestack
(
kit kat then
rooting then
method 2 then
unsquached system)

3. root video refer here
4. continue to unroot other devices by loading the root.sf manually