Updated on August 13, 2017, new Firmware: OTA-MK71.2-nx505j-201708081049-201708121036-NIGHTLY. If you were waiting for the arrival of Android 7.0 Nougat on your ZTE Nubia Z7 Max NX505J, then here is a good news. Those who were wondering to install the latest Stock ROM Firmware on your device, can now rejoice as they can flash the latest Custom ROMÂ on their device.
Though ZTE has officially not released the Stock Android 7.0 Nougat for the ZTE Nubia Z7 Max NX505J, but the developer ‘MDSdev’ managed to work on developing custom build of Mokee OS for the ZTE Nubia Z7 Max  device. This build is ported from the official Z7 Mini Mokee ROM, and comes with the updated kernel.
The Android 7.0 Nougat is latest, and predecessor to the about to be released, Android 8.0 O software. The Official Nougat Firmware comes with the various Bug fixes, Security patches, and improve overall stability of the device.
So, if you own a ZTE Nubia Z7 Max NX505J, you can install the latest Mokee Custom ROMÂ for your device, which is frequently updated and you can visit the link in prerequisite section for downloading the latest build.
You might be already aware of the fact that Android Team fixes the vulnerabilities found in the operating system time to time, and releases the updates on timely manner. The OEMs, then push the Security Updates with patched/ fixed Android vulnerabilities in the form of OTA and Stock ROM updates. Updating your smartphone through OTA Firmware update do not delete the data.
In the below guide, we will be guiding you step by step process to flash/ install latest Mokee OS (7.1.2) Custom ROM on ZTE Nubia Z7 Max NX505J. The download link for this Stock ROM has been added to the pre-requisite section. You can simply flash the Stock Firmware .zip or .img file manually through SP Flash Tools, if you have not received it through the OTA update.
Firmware Details:
Android Version:Â Android 7.1.2 Nougat
UI Version:Â Mokee OS 7.1.2 (Custom Build, unofficial)
Model: ZTE Nubia Z7 Max NX505J
Android security patch level:Â Update every few days
Disclaimer: AndroidWeblog.com covers although everything in a very neat and a processed manner so that our readers get exactly what they want, still there are meager chances of basic issues that may arise out of the listed steps here. Hence it is in sole interest of the user to follow the steps very cautiously so as to stay away from any mishappenings with your device.
Updating or flashing the Stock ROM firmware or Custom ROM firmware updates certainly without any doubt comes with risk to brick device. If you brick the device, while upgrading the firmware of your smartphone, then kindly be in touch with the Official Service center of ZTE near your location. AndroidWeblog.com in no way will be held responsible for warranty void or your bricked device.
Prerequiste
Ensure to check your model number, which must be:
- ZTE Nubia Z7 Max NX505J
You must have to ensure that prior to rooting your phone , you have read thoroughly the disclaimer and you agree to proceed further on your risk.
- Phone Should be Charged
Your phone must be 70% charged atleast else, it may lead to complications sometimes while experimenting. Why to take risk, try to charge it fully.
- Back Up
If you are either going to root your phone or install a Custom ROM, it is a good habit to make a back up of your phone. Make a back up of all your media like images, videos and all on your PC and your contacts on Cloud.
- Enable USB Debugging
You must enable USB debugging option by going in to Settings, Applications and Developer options.
Downloads For Updating ZTE Nubia Z7 Max NX505J
Download Latest Mokee 7.1.2 Custom ROM By MDSdev for  ZTE Nubia Z7 Max NX505J from here:
Link (Login required)
Download Latest version of SPFlash Tool for Windows here.
How to Manually Flash ZTE Nubia Z7 Max NX505J with Android 7.1.2 based Mokee 7.1.2 Custom ROM
Note: Before you proceed with the below mentioned steps, your device must have TWRP flashed and rooted already, if you have not done so already, then follow this tutorial to root ZTE Nubia Z7 Max.
Step 1:Â Transfer the downloaded OTA-MK71.2-nx505j-xxxxxxxx-NIGHTLY.zip file to the internal storage / SD card of your ZTE Nubia Z7 Max smartphone.
Step 2:Â Now, just boot into the recovery. From the TWRP interface, you can optionally backup the Stock ROM. Though, I would recommend to backup the Stock ROM. Because if in case process gets failed, you can flash the Stock ROM.
Step 3: Tap on Install ‘, and then navigate to the file ‘OTA-MK71.2-nx505j-xxxxxxxx-NIGHTLY.zip’ and swipe to confirm flash (located at the bottom of the screen). The flashing process of flashing the Mokee Custom ROM has been started and will take few seconds to complete.
Congratulations, you have successfully flashed Mokee 7.1.2 Custom ROMÂ By MDSdev, based on Android 7.1.2 on your ZTE Nubia Z7 Max NX505J device. If you faced any issue while flashing, then do not hesitate to let’s know in the comments section below.
