Download ODX28.66-18 Stock ROM for Verizon Moto Z3 [Restore / Unbrick]

Good News for Verizon Moto Z3 users. Here we have shared the first stock ROM for Verizon Moto Z3 (Codenamed Messi). This firmware comes with build number ODX28.66-18 based on Android 8.1 Oreo. Now you can install this on your phone to get back to stock ROM or unroot your device and then you can relock the bootloader just like out of the box device.

Moto Z3 is the freshest release of August 2018. It flaunts a 6.01-inch display with a pixel resolution of 1080 X 2160. Motorola Moto Z3 packs a 2.35GHz octa-core processor and a 4GB of RAM. This phone brings a 64 GB of expandable internal storage. In the camera section, Moto Z3 packs a 12-megapixel primary camera on the rear and a 8-megapixel selfie shooter on the front face. Z3 runs Android 8.1 Oreo and gets its power supply from a 3000mAh battery.

Download Full Firmware Here

Download XT1929_Messi_Verizon_8.1.0_ODX28.66-18_subsidy-CFC.xml.zip

Steps to Install ODX28.66-18 Stock firmware on Verizon Moto Z3:

Download below we have given the download link for Android 8.1 Oreo firmware Update for Moto Z3 with build number ODX28.66-18. To install the Stock Firmware on Moto Z3, Please follow the guide and download the ROM, Motorola USB Drivers and ADB and fastboot tool on your computer. This guide is for How to Install Stock ROM on Moto Z3 smartphone.

Pre-Requisite:

This will work only on Verizon Motorola Moto Z3
Charge your phone to at least 70% more
Download Minimal ADB and Fastboot Tools Zip
Download the Motorola Device Driver
Charge your phone for at least 70%
Backup your device just in case if you need it later
You need either Laptop or PC

Instructions to Install:

There are two methods which you can follow. Check any of the methods, if the first method doesn’t work, you can simply follow the second method.

Method 1:

In this first method, you need download and install the ADB and Fastboot tool along with Motorola USB Drivers. After installing you can simply follow the link below to sideload the ROM on your phone.

Guide to flash the firmware using ADB Sideload

Method 2:

[su_note note_color=”#fffdc4″ text_color=”#000000″]Before proceeding to install, make sure your phone has enough battery backup with at least 50% battery. Also, don’t forget to take the full backup to avoid any problem in case things go wrong. [/su_note]

First of all, Unlock the bootloader on your phone. If your device is already unlocked, then skip this step.
Now Install and Setup the ADB Fastboot on your PC.
Move the downloaded Moto Z3 firmware to adb fastboot folder.
Now boot your Moto Z3 into bootloader mode by turning the phone off, press and hold the VOLUME DOWN + POWER button simultaneously for few seconds until you see the bootloader menu on your phone screen.
Once you are in the bootloader menu.
Connect your Moto Z3 to PC using USB Cable
Open the ADB Folder where you extracted the firmware file.
In the adb folder, hold the Shift Key (keyboard) and click the Right-click button (mouse) on any empty screen inside the ADB Folder.
You will be seeing this option to open the command window.

Once you see the command screen, now you can type the below command one by one on your PC.

mfastboot flash partition gpt.bin
mfastboot flash bootloader bootloader.img
mfastboot reboot-bootloader
mfastboot flash modem NON-HLOS.bin
mfastboot flash fsg fsg.mbn
mfastboot erase modemst1
mfastboot erase modemst2 
mfastboot flash bluetooth BTFM.bin
mfastboot flash dsp dspso.bin
mfastboot flash logo logo.bin
mfastboot flash boot boot.img
mfastboot flash system system.img_sparsechunk.0
mfastboot flash system system.img_sparsechunk.1
mfastboot flash system system.img_sparsechunk.2
mfastboot flash system system.img_sparsechunk.3
mfastboot flash system system.img_sparsechunk.4
mfastboot flash system system.img_sparsechunk.5
mfastboot flash system system.img_sparsechunk.6
mfastboot flash system system.img_sparsechunk.7
mfastboot flash system_b system_other.img
mfastboot flash oem oem.img
mfastboot erase carrier
mfastboot erase userdata
mfastboot erase ddr
fastboot reboot

Congrats, you have completed the process to Install Stock ROM Update on Moto Z3.

I hope this guide was helpful to install stock ROM manually.