I have tested on two different MacBooks and an iMac. All different years and models, so if a device scattering. Repeated Reinstalling the driver and delete all system files associated with Wacom, revealed no success. Finally, I wrote to the customer service and the response was that USB3 ports can cause problems and should I use a hub or extension cable.
Long story: With a USB2.0 hub I once manage to establish connection, but never again. Even if it should work with it, I would return the kit. I prefer to have more lying around on the table no cables! Two of the computers have only USB 2.0 as standard, so it is not because.
Yesterday a driver update came out, but that it does not work well. Nice that the "improvement" of the update, the connection to social media to bring ...
I met during my research on the net to many people who also have problems with the kit and wondering why you did not create a Bluetooth interface. This is integrated firstly in the computers and "steals" any available USB port and secondly it is in the vicinity also less prone to interference.
My kit goes back tomorrow.