You cannot edit a virtual sensor until all sensors included in the virtual sensor are loaded.
Modify the Name of the selected virtual sensor.
Use the Search field and Clear button to filter the list to display only the sensors that include your typed text.
Click the Configure Columns icon to define which columns appear in the list. The columns provide information for listed sensors.
Add sensors to or Remove sensors from the selected virtual sensor.
Note: You cannot remove all sensors from a virtual sensor.