Here you can read the Q&A history.
To get new community support please go to GitHub discussions (KnowageLabs/Knowage-Server · Discussions · GitHub).
Refresh on scheduling is a feature that is available only on Knowage Enterprise Edition.
More on editions comparison: https://www.knowage-suite.com/site/licensing/editions-comparison/
Please get in touch with Knowage team about Enterprise Edition https://www.knowage-suite.com/site/about-us/contact-us/