Locate and select the downloaded firmware file on your computer. Click or Install .
The MF297D is often carrier-branded. You cannot install a generic ZTE firmware on a locked device. Use these sources: update software in zte mf297d install
: Plug the router into a stable power outlet. Do not turn off the device during the installation. Locate and select the downloaded firmware file on
Click the button to see if a newer software version is available. update software in zte mf297d install