In this post, you will find the official link to get the Zoom Ultra Firmware Download (Flash File). The Stock ROM package comes as a zip file and it contains Firmware, USB Driver, Flash Tool, How-to Flash Guide.

Zoom Ultra Firmware Information
Zoom Model | Ultra |
Rom OS Version | Android 4.1 (Jelly Bean) |
Chipset | MediaTek |
Software needed | SP-Flash Tool |
File Format | Zip File |
The Need For The Zoom Ultra Firmware:
The Zoom stock ROM will help you to downgrade or upgrade the stock firmware of your Zoom device. It will also help you to fix any software related issues below.
- Downgrade or Upgrade Zoom Ultra.
- Unbrick Zoom Ultra.
- Unroot Zoom Ultra.
- Fix Issues on Zoom Ultra.
Download Zoom Ultra Stock Firmware
File Name: Zoom_Ultra_MT6580_20180524_5.1.zip
File Size: 631 MB
Flash Tool: SP Flash Tool for Windows | SP Flash Tool for Linux
Flash Zoom Ultra Stock Firmware
1. Download and Extract the Zoom Ultra Stock ROM Package on your Computer.
2. Once you have extracted the Zoom ROM zip package, you will be able to get the Firmware, USB Driver, Flash Tool, Flashing procedures.
3. Install the provided USB Driver on your computer.
4. After installing the USB Driver on your Computer, Launch the Flash Tool.
5. Once Flash Tool is launched, Load the Stock ROM (Firmware) in the Flash Tool.
6. Connect your Zoom Device to the Computer using the USB Data Cable.
7. Click on the Download or upgrade (in flash tool) button to start the flashing process.
8. Once the Flashing process is completed, Disconnect your device from the computer and restart it.
Read me Once:
[*] Caution: Flashing Zoom Ultra firmware to your phone will erase everything in your smartphone, including contents in internal storage. It is always very advisable to backup your contents to an external storage or a PC.
[*] Zoom Stock Firmware: If you are looking for the original firmware for your device, then head over to the Download Zoom Stock Firmware page.
[*] Zoom USB Driver: If you are looking for the original USB Driver for your device, then head over to the Download Zoom USB Driver page.
[*] Compatibility: You can use the above tutorial to flash stock firmware on almost all the Zoom Devices running on the MTK chipset.