Invalid Firmware Image while upgrading 6.2.1 build 2014 to 7.02 for a Balance 310. Please Help

[Tim_S]

Latest firmware can be downloaded from our site

The USB port on the 310 only works with cellular modems not Ethernet adapters

Can I Use Ethernet Adapters on the USB WAN?

With an USB Ethernet Adapter, the USB port on the following models can be made to accept an Ethernet connection: Balance: 305, 380, 580, 710, 1350, 2500MAX: All products equipped with a USB port will support this feature.Surf: SOHO. We have tested this feature with the following USB Ethernet adapters: Apple USB Ethernet Adapter (ASIX chipset) Asus USB Ethernet Cable (ASIX AX88179 chipset) UGreen USB 3.0 to RJ45 Gigabit Ethernet Adapter (ASIX AX88179 chipset) Anker USB Ethernet Adapter Plugabl…