Very easy
Step 1.
Download this file and install (tick unknow source from settings/security)
https://www.towelroot.com/tr.apk
Step 2.
click "make it ra1n"
If you your device is reboot, it false, if not, your device is rooted.
Step 3.
Install supersu app from Chplay. Enjoy.
Step 1.
Download this file and install (tick unknow source from settings/security)
https://www.towelroot.com/tr.apk
Step 2.
click "make it ra1n"
If you your device is reboot, it false, if not, your device is rooted.
Step 3.
Install supersu app from Chplay. Enjoy.