This is true for some of the resources, but not all of them. The
Internet Recovery system itself will _not_ be cached, but then the
resources that the installation process downloads are.
I get the frustration. NetBoot/NetInstall was a really useful tool,
especially for classroom/lab style deployments. But, Apple has decided
not to continue making this available as a deployment option. The time
window where community feedback might ha...
You could upload a pkg installer which installs the "Install macOS
Catalina.app" to your Jamf Distribution server and deploy it Jamf Pro.
Then you can run the `startosinstall --eraseinstall` command on the
running system, either initiated from Self S...
Wouldn't it be easier if you promoted the existing user to a local
admin? The SAP Privileges App is one solution to do that:
https://github.com/SAP/macOS-enterprise-privileges or you can just use a
self service script: