Android 4.2 Upgrade Android 4.4
ROM download:
VIBEUI_V1.5_1420_4_ST_Multilang
minimal
ADB fastboot:
ADB
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-Download all files
-Extract files
- Install
minimal ADB fastboot in the computer.Installed in the desktop waiting for standby
-Copy
SuperSU into your computer drive F:
-switch on the phone
-connect to PC via factory USB cable
-Open USB debug mode (
ADB)
- copy the
VIBEUI_V1.5_1420_4_ST_Multilang.ZIP and
root.ZIP file into the cell phone memory.
-run
ROOT
-According to the prompt Enter.
-Waiting for the phone to restart,login
Recovery.
-make install android 4.4.2 ROM
-Waiting for Succes full.
-Don't restart the phone,If you restart it can't install the SuperSU!
- Now we begin to install the SuperSU.
-run
minimal ADB fastboot at your computer desktop
-Done! - Clear data restore factory Settings!
- Reboot