This is the most important part of this guide.
ZTE does not provide a single, universal "one-click" download link for all router firmware. Because many ZTE devices are customized for specific internet service providers (ISPs), the available methods to upgrade depend on whether your router was purchased retail or provided by a carrier. 1. Automatic Updates (Recommended) zte router firmware upgrade download link
: Check the sticker on the back or bottom of your router for the exact model number (e.g., ZXHN F660, MF253V). Visit the Download Page : Go to the ZTE Download Center . This is the most important part of this guide