boot into recovery:
1st press and hold vol+ and power key
wait til vibret 2 times then release both key
and press vol – key wait 10 to 15sc
thanks trust4eve83

boot into recovery mode fastboot
press and hold vol- and power key, wait 10 to 15sc

How to do a nand backup(without flashing a 3rd party recovery)
boot into fastboot
fastboot oem unlock
fastboot devices (make sure your device is there)
fastboot boot twrp.img
now you in twrp

Only working Root method:
I had tried many method, only KingRoot works.
You might require a second try for a success root, and you “might” lost root access after restart.


to install xposed you just dowload here, activated and reboot.


How to flash a 3rd party recovery (after rooted)
$ su
# dd if=/sdcard/recovery.img of=/dev/block/mmcblk0p25
assuming your recovery block is the same as mine, or try:
# dd if=/sdcard/recovery.img of=/dev/block/platform/msm_sdcc.1/by-name/recovery
# reboot recovery