

1. Install app adb root -> ADB_ROOT
2. Enable root on this apk
3. Now install adb --->ADB
4. Copy this file on Sdcard ---> TWRP_RECOVERY
5. then copy this zip file -> UPDATE-SuperSU-v2.46.zip
6. write in this adb
dd if=/sdcard/recovery.img of=/dev/block/bootdevice/by-name/recovery

at the end
reboot recovery

7. now in recovery flash UPDATE-SuperSU-v2.46.zip
Important
For OTA you must replace the original recovery:
1- download this file -> RECOVERY_STOCK
2- write in this adb
dd if=/sdcard/recovery.img of=/dev/block/bootdevice/by-name/recovery
Credit
dadizhu for apk adb_root
Età navigator (时代的导航者) for A2015 TWRP
BUGS
On system/reboot recovery freeze you can push vol up + power for 10 sec to reboot
Warning
Dear Customer,
We thank you for your purchase of the Axon device. We apologize but we do not distribute the stock ROM for the Axon device. Any attempts to root the device also will void your warranty. Thank you for your understanding
Regards, ZTE USA.
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