2

If you do not want an user installing operating systems, then you would create a standard account for the user. In this case, the Boot Camp Assistant application can not be used to install Windows without first entering an administrator username and password. This is shown below for Big Sur. The rest of this answer assumes the following. See About Secure ...


1

In light of my discussion with Alan, I went out and got a dedicated USB-C Flash drive and it worked. We concluded (not fact) that using something like a USB-C Hub would not work as it requires some sort of driver/software (that does not run within macOS recovery) to fully support it's functionality as it can support things like HDMI and ethernet, hence the ...


Only top voted, non community-wiki answers of a minimum length are eligible