Updating or changing the MW40V firmware is a high-risk process:
Yes—provided you backed up your original partitions ( modem , system , userdata ). Without a backup, finding the exact carrier version can be nearly impossible. alcatel mw40v firmware exclusive
I should also consider the physical access required for firmware updates. Do you need physical access to the device, or can it be done remotely? If it can be done remotely, security implications arise. The guide should highlight securing the remote access channels. Updating or changing the MW40V firmware is a