What do I need to change from a Windows computer to an Apple? How do I move the photos, catalog, presets, brushes, etc.
setup sync for those adobe programs that have sync available on your win computer.
install the cc desktop app on your mac computer and use that app to install your cc programs. sync those programs that have the sync option.
for programs without a sync option, google: 'site:adobe.com migrate <program name> <options>