You can add a test device to the Device Update Service Management Console and then use this device to verify the functionality of new updates before deploying them to production devices. You can identify a test device by its Media Access Control (MAC) address or serial number. When you add a device, it appears in the list on the Test Devicestab of the Management Console.
To add a test device
In Device Update Service Management Console, click the Test Devicestab, and then click Add.
In Friendly name, type a name for the device.
In the Identifier typedrop-down list, click either MAC Addressor Serial Number.
In Identifier, type the MAC address or serial number, and then click OK.