If you no longer have as many vehicles, or if you decide you don’t need as many devices, all you have to do is reduce the number of your active devices to the desired number, through the Modify Subscription Portal (Fig.1), and click “Νext”.
Fig 1
On the screen that follows (Fig.2), you’ll be asked to select which specific devices would you like to disable.
Fig.2
Select a device to deactivate for each corresponding slot (Fig.3).
Fig.3
Finally select a Subscription Plan for your remaining devices (or leave it as it was, if you don’t need to change it) and you’re all set!