Pepwave MAX transit quad firmware

I have a MAX transit quad,it’s made in 2017.now,the firmware is 7.0.2ce ,I want upgrade it but i don’t have 8.4.1firmware.I try to upgrade online but not success.

Right from Peplink website, here are currently supported:
MAX Transit HW1-3
MAX Transit 5G HW2-3
MAX Transit Core HW1
MAX Transit Duo HW1-3
MAX Transit Duo Pro HW1
MAX Transit Duo Pro E HW1

The firmware 8.4.1 for Transit Quad is here. The firmware is available on InControl if you have that manages under it.

If that doesn’t work, please submit a ticket.