These video guides provide step-by-step instructions for both standard setup and advanced firmware modification:

USSD code sending and receiving (to check balances or buy data packs). SMS management directly from the browser. Advanced DHCP and firewall settings. 5. Improved Stability and Ping

If you are looking for "better" firmware for your ZTE MF79U, you are likely trying to fix a bug, unlock the device for other carriers, or improve signal stability. This guide covers everything you need to know about managing your device's software.

A: That band doesn't reach your house. Reset the modem (paperclip hole) or use AT+ZRESET to revert to auto-band.