First time Caller, long time listener First off you could try and get it from the software update catalogue https://github.com/munki/macadmin-scripts/blob/main/

First time Caller, long time listener First off you could try and get it from the software update catalogue https://github.com/munki/macadmin-scripts/blob/main/installinstallmacos.py https://github.com/munki/macadmin-scripts/blob/main/installi... (which then recompiles all the files into a installer) There are urls for the catalogue files in there. Some people have had success with just using the InstallAssistant.pkg