After Download This Zip Rom Copy Into Phone Memory And Go-to C-W-M Or T-W-R-P Custom Recovery And Do This 3 Process
1- Factory Reset
2- Wipe Cache
3- Go-to Advance And Wipe Dalvik And Battery Status
Now Go back And Click On install From Sdcard,
Now Choose From Sdcard Find Rom And Click On It Then Select Yes
Your Flashing Start Wait Just Few Minute After Flashing
Go back And Reboot The Phone
Note:
If You Want to flash this Stock Rom. So your Mobile Must Be Rooted And Installed Custom Recovery Like C-W-M Or TWRP If Your Phone Is Not Rooted And Not Install Custom Recovery So Please Root And Install Custom Recovery Firstly:-