ℹ️ Users are advised to move to Thorium, an enhanced fork of Chromium that supports JPEG XL out of the box by default.
The CD that came with the device listed RTL8671B, but it's not on Realtek's website. Instead the manual points you to:
https://www.mytechkey.com/pages/driver
4.Bluetooth 5.0 Dongle
Driver Link:
https://www.dropbox.com/s/gwo9lz777i82f70/BT5.0%20Driver.zip?dl=0
DRI_PRIME=1 glxinfo | grep OpenGL
echo "1002 6719" > /sys/bus/pci/drivers/vfio-pci/new_id echo "0000:01:00.0" > /sys/bus/pci/devices/0000:01:00.0/driver/unbind echo "0000:01:00.0" > /sys/bus/pci/drivers/vfio-pci/bind echo "1002 6719" > /sys/bus/pci/drivers/vfio-pci/remove_id echo "1002 aa80" > /sys/bus/pci/drivers/vfio-pci/new_id echo "0000:01:00.1" > /sys/bus/pci/devices/0000:01:00.1/driver/unbind