On Tue, Jan 11, 2022 at 07:56:00PM -0500, James wrote: > > > You could look at 'lsusb -v' for that device and then look at these fields: > > (e.g., from a "transceiver" device for a wireless kbd/mouse) > > > > iManufacturer 1 Dell Computer Corp > > iProduct 2 Dell Universal Receiver > > iSerial 0 > > > > You should see iManufacturer and iProduct set to 0. > > > iManufacturer 0 > iProduct 1 USB OPTICAL MOUSE That's a fine string for the device, there's no requirement for any string at all, but at least it has one. So all is good. thanks, greg k-h