Reset and compare changes to a patch
You can reset changes to all parameters in a patch that are mapped to screen controls to their last saved value, letting you hear the patch in its last saved (original) state, and toggle between the original and modified states of the patch.
Reset and compare changes using the Reset/Compare action
In Layout mode, add a button screen control to your layout.
Assign a button on your hardware controller to the new button screen control.
In Edit mode, click the concert icon in the Patch List.
Select the new button screen control in the workspace.
In the Parameter Mapping browser, select the Actions folder, and then select the Reset/ Compare Patch action in the second column.
For more information about mapping a screen control at the concert level, see Control the overall volume of a concert.