Please find the latest product downloads for the Exterro FTK family of solutions below.

Using the wrong tool or editing the wrong partition can permanently disable the modem. You could lose 4G/5G connectivity entirely.
This is a unified toolbox created by developer SYXZ for various ZTE devices. While originally a Chinese tool, community versions have been translated to English. It often handles bootloader unlocking, firmware flashing, and backup restoration.
Technical principles (overview)
Older or budget-friendly ZTE routers using MediaTek (MTK) chips require SP Flash Tool. It loads firmware via a "Scatter file" that maps the storage sectors. 4. Balong Flash Tool / Multicast Upgrade Tools
If you are a beginner, start by searching specifically for your model number on reputable forums. Never rush the process, and always ensure your power source is stable. Good luck zte router flash tool
Installing international firmware to unlock hidden Wi-Fi bands or advanced configuration menus. Popular ZTE Flash Tools and Software
(For ZTE LTE/5G Modems & Routers)
Ensure your computer is connected to the router via USB, and the battery (if applicable) is fully charged. Do not use Wi-Fi. Step-by-Step: How to Use the ZTE Router Flash Tool
Flashing carries a risk of permanently damaging (bricking) your hardware. Ensure you have prepared the following: Using the wrong tool or editing the wrong
If the router is "bricked" (wont boot), advanced recovery methods are required. ZTE MF920VS – обсуждение - 4PDA