Login to your account https://clientarea.smartbuyestore.com.au/clientarea/clientarea.php

2) Once login you will see dashboard.

3) Click on "Active" Service from My Products & Services

4) Once you clieck on above Active service your will see below control panel.

5) Click on VNC from control panel and click on Launch  HTML 5 VNC Client.

6) Base on OS install you will see below screen for linux.