Thank you for reaching out to us. We did a research for you and we found 1 article on the Altium website. You can read about sch libs on this page here: https://www.altium.com/documentation/altium-designer/sch-pnl-schlibrarysch-library-ad#!combination-filtering.
Kindly let me know if you have any questions about this.
Answered 4 months, 2 weeks ago.