To validate licenses through user interface (UI)
Click Synchronize if you do not see the correct expiration dates, bundles, or Zero Touch setting.
Navigate to FIREWALLS | Inventory.
Inventory option is shown only if NSM licensing is provisioned.
Make sure that unit shows Online with correct Zero Touch setting.
Click the Friendly Name to go into firewall view.
You are licensed for NSM Advanced if you see the Productivity in the left pane menu.