We have recently refreshed our branding across our offerings and changed the names of our pricing plans. If you have signed up before Aug 9, 2021, please click Previous plans to view your applicable plans.
We assure you that this change will not impact your product experience, and no action is required on your part.

You could configure the Solution Articles such that each product has a different KBase. This could be set up under Admin > Channels > Portals > Select the Product Portal-->Under Portal Categories, select the respective Solution Category to be displayed for that product portal.