EM9291 in Linux Preventing Shutdown

[jyijyi]

I wonder if you really connect the EM9291 module to the board, I don’t even see Vendor ID 1199

Please check the status of pin 20 and pin 22 to see whether you are setting USB as communication port:

Problems Getting EM9191 Working with M.2 to USB Adapters

Hello everyone, I’ve recently acquired an EM9191 modem and am attempting to use it with an M.2 to USB adapter. However, I’m encountering some issues. Despite having Windows 10 and installing the necessary drivers from the manufacturer’s website, the modem does not seem to be recognized by my system at all. When I connect it, nothing appears, and I’m unsure of how to proceed. Has anyone used this setup or faced similar challenges? I would greatly appreciate any advice or guidance on the steps I…