It may be necessary to have Desktop Authority use WMI to detect the class properly.
1. From the client computer affected, create a new registry value on the following registry keys:
If on a 32 Bit Operating System: HKLM\Software\ScriptLogic
If on a 64 Bit Operating System: HKLM\Software\Wow6432Node\ScriptLogic
The Registry Value is: LaptopDetectionUsingWMI (REG_SZ) = 1
2. Reboot the client computer, it should now detect the device class properly.