To activate your Commerce product, Administrators should navigate to the Product Activation tab on the sidebar navigation in Customer Portal and select Commerce.
Liferay Version 7.3 - 7.4
For Commerce on Liferay Versions 7.3 -7.4, your Commerce Activation Page will display the following chart giving you instructions on how to activate your Commerce Product.
Liferay Version 7.1 - 7.2
For Commerce on Liferay Versions 7.1 -7.2, you can download pre-generated licenses for each subscription term. If you have multiple subscription terms active, you’ll be able to select and download a license for each one.