12.3.1 not available to me
12.3.1 not available to me
iMac Line (2012 and Later)
Question marked as
What is current macOS version?
What specific model and year Mac?
Open the Terminal all and enter
Entering the following in the Terminal app to download and install updates:
softwareupdate -i -a
To only list available update
softwareupdate -l
To only download the update
softwareupdate -d -a
Above from: https://www.howtogeek.com/347920/how-to-download-macos-updates-using-the-terminal/
Also, using VPN can interfere with updates.