Hi @lyman-Q
May I know why you haven’t made an FTP server available with the stable versions of the various firmware upgrades/downgrades of your LTE modules?
For us users it would be much simpler and faster to be able to choose what to download, without having to wait for one of you to have the time to send us what we need.
Look at:
You have already solved the exact same problem in the recent past, without waiting too long.