Hard to help when your question does not make any sense.
The 13 libraries are inside the ArchiCAD program folder, the same as has always been the case for every version. You have to load them in Library Manager.
Unless you are talking about teamwork, in which case they should be uploaded to your server.
One of the forum moderators
AC 28 USA and earlier • macOS Sequoia 15.2, MacBook Pro M2 Max 12CPU/30GPU cores, 32GB