I am on Catalina; when I select software update, there is no selection for check for updates, it's already checking and spinning endlessly.
I am on Catalina; when I select software update, the message is : "checking for updates", and endlessly spinning.
Why?
How do I stop it?
How else to look for available updates to OS/other? and then select and install them?
iMac Line (2012 and Later)