How to Fix the MacOS Tahoe Beta Virtual Machine “software update is required” Error
If you have attempted to install MacOS Tahoe beta into a virtual machine by using the Tahoe installer or IPSW file, you might run into a looping failure where you’ll see a request to install a software update, to which you may attempt to install the update but it fails, followed by an “Installation failed. Can’t install the software because it is not currently available from the Software Update server” error message.
If you’ve seen the “a software update is required to install MacOS in a virtual machine” message followed by “Installation failed. Can’t install the software because it is not currently available from the Software Update server” error message, read on and you’ll have the problem fixed quickly, so that you can succesfully install MacOS Tahoe 26 beta into a virtual machine.