Microsoft says “Connectivity - Bluetooth 4.0 enabled devices” so you might need a newer version of BlueZ, like the one in Ubuntu 18.04. You should also check your bluetooth dongle/wifi card supports Bluetooth version 4.0.
Try live booting 18.04 as a test: http://cdimages.ubuntu.com/daily-live/current/
Also, some community members are likely to close this topic because the hub is not meant to be for technical support. I suggest you log a bug instead, by running:
which I will be notified of.