Hi Damien,
thanks for getting in touch!
Have you already entered your Challenge Code in this page:
https://zaqaudio.com/authorization-form
(need to be logged in to see the page).
This will email you the Response Code that you have to enter in the device.
If you have done this already please send an email to support@zaqaudio.com and we´ll sort you out further.
Yes it´s recommended to always install the latest firmware version (in this case 1.02).
We leave the old versions up anyway, in case somebody wants to roll back.