DESCRIPTION

Official ROM v3.15 (Android v5).

Very fast – smooth and stable Rom.

Preparation:

1. Backup personal data in the computer.All user's data will be lost.(SMS,contacts,call history,music,videos,photos and so on.)

2. Make sure that the mobile has at least 50% battery.(Not flash when less than 40%.)

3. Disable or uninstall antivirus – firewall software on your computer before flash.

4. Be sure to use the official original data cable to connect your phone to the computer.

5. Open the phone factories ports.Go to the dial pad and enter * # 7678 #  the "factory Port" and "ADB port"
    will appear select both.

6. Remove both SIM cards and SD card.

Install:

1. Install mobile USB drivers.(Find Drivers All In One Tool By Tigreos)

2. Download and install Nubia Tool Updater V2.0.0 to your computer.

3. Download Rom NX505J_CNCommon_V3.15.rar is two RAR parts files on your computer and extract.
   (For extract this two rar files use WinRAR Download: http://www.rarlab.com/download.htm )

4. Run the Nubia Tool Updater V2.0.0 as administrator and select the path from NX505J_CNCommon_V3.15.rar files.(see photo).

5.If you have done everything right you will see the following photo.

6.Click to the "Start" button. ( 开始 )

Notes:

After click to "Start" button do not touch mobile or computer until Nubia Tool finish.

Μore informations:

- – - – - – - – - – - – - – - – - – - – - – - – - – - – - – - – - – - – - – - – - – - – - – - – - – - – - – - – - – - – - – -

Install Drivers & Recovery:

1)Download (Z7 Max All In One Tool By Tigreos) UnRAR and run it on your PC.
2)Press one to Install The USB Drivers
3)Turn On USB Debugging Mode To Your Phone.(How to: https://www.youtube.com/watch?v=ze7y8rPzH9w )
4)Connect your mobile (mobile to be active) to the computer and select number.
5)DONE.

WARNING:This Tool Works Only For Android v5 Lollipop

Root:

1)Download SuperSU-v2.45.zip and put it to your internal storage.
2)Enter to TWRP recovery and install SuperSU-v2.45.zip.
3)DONE.

Install Google Apps:

1)Download Gapps For Android v5.zip and put it to your internal storage.
2)Enter to TWRP recovery and install Gapps For Android v5.zip.
3)DONE.

- – - – - – - – - – - – - – - – - – - – - – - – - – - – - – - – - – - – - – - – - – - – - – - – - – - – - – - – - – - – - – -

How to restore IMEI and MEID tutorial:

 

Files you need for restore IMEI and MEID.

 

Download: https://mega.nz/#!wwYmkQCZ!-86uDuwZZ-ip_AC33rAp0owLp0YHcPd83KU8cTpG1NY

 

- – - – - – - – - – - – - – - – - – - – - – - – - – - – - – - – - – - – - – - – - – - – - – - – - – - – - – - – - – - – - – -

※Please make a backup of your device before installing or updating ROM