Since upgrading the MF65M is out of the question, the best path forward is to transition to a true 4G LTE solution. Fortunately, upgrading your mobile internet setup is highly affordable. Option 1: Buy a Budget-Friendly 4G Pocket Wi-Fi
A "firmware upgrade" or "software patch" cannot change the physical capabilities of a device. The critical hardware limitations include: zte mf65m upgrade to 4g
If 4G is a requirement, you must replace the hardware. ZTE offers several direct successors that support LTE Cat4 (up to 150 Mbps): How to set the mobile network? - Support - ZTE Since upgrading the MF65M is out of the
Why You Should Switch to a 4G Pocket Wi-Fi The critical hardware limitations include: If 4G is
as carriers reduce the bandwidth allocated to remaining 3G towers.
If you need 4G speeds, you must replace the hardware. Consider these 4G LTE alternatives from retailers like 4G LTE Mall : : Dedicated 4G LTE mobile hotspots. ZTE MF283+ : A more advanced router supporting 4G LTE CAT4. Huawei E589 : A popular alternative 4G LTE mobile WiFi hotspot. ZTE MF65 Manuals - WorldSIM
Buy a current 4G or 5G hotspot. The or MF971R are direct 4G successors to the MF65M. They use the same SIM size and have similar battery life.