Android Version:KitKat 4.4.2
Modded Custom ROM Based on:
V1.17 (NEW)
V1.16/V1.15 Official Release
Features:
* Dual Sim Slot Support
* Removed all the unnecessary apps.
* Google Play integrated
* Rooted
* Recovery Tool to Flash both Stock (4.4) and CWM(English) included.
Attention: Official ROMs can be downloaded from http://www.ztehn.com/download.php but need to use Google Translator as the site is in Chinese.
ROM install :
1) Download the custom ROM and copy it to an external SD card root directory
2) Use the recovery tool attached to flash the CWM.
3) Enter CWM recovery mode and do Wipe Data/Wipe cache / Wipe Dalvik Cache
4) After wipe, choose the Custom ROM from SD to Flash.
5) Reboot the device after installation.
* If need to go back to Stock ROM, install the Stock Recovery from the tool attached and Flash the ROM as stated above.
THESE CUSTOM ROMS ARE "X9180" THAT MEANS CAN BE USED IN ALL VARIANTS OF V5 REDBULL (V,N or U)