Set Up Knowledge Management
Knowledge comes with the Help Desk SKU and uses the legacy HCM stripe for all Help Desk.
Information regarding Implementing Knowledge can be found here: https://docs.oracle.com/en/cloud/saas/fusion-service/farik/index.html
To use Knowledge with the Redwood User Experience, a service must be enabled; here's some information about the overall experience of enabling it: https://videohub.oracle.com/media/Enabling+Fusion+Knowledge+with+the+Redwood+User+Experience/1_dd44bstq/294325302