How do I confirm which Pack my organization is currently running?

Zyxel_HsiuTe

You can view the licenses your organization is running on in Organization-wide > Licenses & Inventory:

If you have many organizations, you can also see the licenses that the organization is running on when you select an organization in the title bar drop-down.
Base: blank
Plus: Show PLUS
Pro: Show PRO

If you encounter any other issues, please help create a post here and tag @Zyxel_CSO , or create a ticket directly to reach us.