To Create Virtual Instruments Associated with an Existing Instrument

Follow these steps to create Virtual Instruments:

Select the Instrument you want to create Virtuals for and click Virtual Instrument from the Instruments ribbon.
The Virtual Instrument dialog appears.
Select the source instrument and click Add.
Adds a new virtuals from the source instrument. For example, two new virtuals are created if you click twice on Add.

The selected Virtual is added below the Source Instrument.
Click Save. Saves the newly created virtual instruments.