This forum is for a dedicate variant of AutoCAD called AUTOCADARCHITECTURE that runs in WindowsOS only.
Let's get your post moved to the MAC forum where your post belongs.

Your industry-neutral plain AutoCAD on a MAC does not come with anything more than a very small library of samples and does not contain much of a variety. Read this from Autodesk for more details https://knowledge.autodesk.com/support/autocad-for-mac/troubleshooting/caas/sfdcarticles/sfdcarticle...