Unlock Bootloader
- go to fastboot
- open folder fastboot
- type this command :
- fastboot oem device-info
- fastboot oem unlock-go
TWRP
- download from https://dl.twrp.me/cancro/
- enable usb debugging + fastboot install from developer menu
- boot in fastboot
- run this command : fastboot flash twrp-3.1.1-0-cancro.img
- fastboot reboot, press vol up + power
ROOT
- Download lastest supersu www.supersu.com/download
- And flash it using twrp
Xposed
- check you android version
- Download xposed from here
- install xposed from TWRP and wait boot for a while 20 minutes..
- and xposed-uninstaller-20160829-arm64.zip just for caution