If your university or employer provides Revit, ask your IT department for the official patch link. If you are a freelancer, consider a monthly Flex license or an Educational Community license (free for students and teachers).
Before diving into the download links, it is critical to understand what a "patch" actually does. Autodesk releases several types of updates for Revit 2023:
: If you are missing library families after a patch, you must download the Content Packs separately from the same Autodesk Account portal.