Hi
Facing a similar issue with intel wireless firmware 7265, on Thinkpad E450. Plan to use 9front as live usb to learn.
Found firmware @ https://github.com/OpenIntelWireless/itlwm/blob/master/itlwm/firmware/iwm-7265-17.
Unable to copy file in /lib/firmware as usb is categorized as read-only!

What to do?
Thanks
rraj