ZTE Obsidian Z820
ZTE Obsidian Z820 is a ZTE firmware file listed under ZTE, distributed as ZTE_Obsidian_Z820_MT6735M_09112016.zip with a download size of 897 MB. It was published on April 28, 2026. This page has been viewed 5 times. It is available to download free of charge. Before flashing, verify the file matches your exact device model and back up your data.
About ZTE Obsidian Z820
ZTE Obsidian Z820 Stock Firmware (Flash File) The Flash File will help you Upgrade, Downgrade, or re-install the Stock Firmware (OS) on your Mobile Device. In addition, the Flash File (ROM) also enables you to repair the Mobile device if facing any Software Issue, Bootloop Issue, IMEI Issue, or Dead Issue. File Name: ZTE_Obsidian_Z820_MT6735M_09112016.zip File Size: 897 MB Flash Tool: SP Flash Tool for Windows | SP Flash Tool for Linux How to Flash (install): Follow Tutorial Mirror 1 (Free)Mirror 2 (Paid)
File Details
| File name | ZTE Obsidian Z820 |
|---|---|
| Package | ZTE_Obsidian_Z820_MT6735M_09112016.zip |
| Brand / Platform | ZTE |
| Category | ZTE |
| File size | 897 MB |
| Date added | April 28, 2026 |
| Price | Free |
How to use this file
- Confirm ZTE Obsidian Z820 matches your exact device model and that it is intended for ZTE hardware.
- Back up your personal data, as flashing firmware can erase the device.
- Download the file (897 MB) using the button above.
- Use the appropriate flashing tool for your platform and follow the on-screen steps.
- Keep the device charged and connected until the process completes.
Frequently asked questions
Is ZTE Obsidian Z820 free to download?
Yes, ZTE Obsidian Z820 can be downloaded free of charge from this page.
How large is the download?
The ZTE Obsidian Z820 package is 897 MB.
Which devices is this firmware for?
This file is intended for ZTE devices. Always confirm it matches your specific model before flashing.