If you need more assistance on using Devices within HS4, take a look at these docs.
What is a Device?
This article defines HomeSeer product devices and virtual devices
Device Grid & List Views
This article defines device views in HS4
HS4 Device Filters
This article defines device filters in HS4
This article discusses device settings in HS4
Bulk Editing Devices
This article describes the process of bulk editing devices in HS4