WiFi connection in openSUSE Tumbleweed

The first

The first step is to check that the device is supported with a driver.

usb-devices

and a wireless network device exists

ip a

You can also watch journal logging when you first plug the device in

sudo journalctl -f

You can capture the output and post here if further help needed. If necessary, copy to a USB storage device and transfer to an internet-connected device to share that information.

If the device is not supported (no driver loaded for the device concerned) , you may need to add a suitable driver package. This thread may be of value to you…

Hopefully the above topic is still relevant.

Let us know how you get on.