LabVIEW restricts access to VIs in licensed LabVIEW add-ons that are not activated. For example, when you evaluate an add-on, you cannot perform the following actions on a VI that belongs to the add-on until you activate the add-on:

If you have already purchased the add-on to which the VI belongs, activate the add-on to remove these restrictions. Select Help»Activate Add-ons to display the Third Party Add-on Activation Wizard, which you can use to activate third-party LabVIEW add-ons.