Note:If driver already installed no need to install again.
fastboot oem unlock
fastboot oem lock
Firmware Download
Flasing Guide
* Extract the firmware zip 1st
* After Extract yu vil get a single file
* Change tat files extension .tar or .rar (if change as rar use 7zip to extract it)
* Again extract it after change the Extension yu vil get files below given in the picture.
* Connect yur mob in fastboot mode
* Run the flash-all.bat
Rooting Guide Only for 5.0
Procedure:
* Connt yur device to pc
* Goto extracted root files folder nd run the root-window.bat file
* Follw the on screen instruction after that.
Note: Before if not bootloader unlocked it vil unlock yur bootloader so take backup all files