If your Mac says it is waiting for other installations to complete even when none running, try the following on Terminal. Note that when using the "sudo" command you will need to provide an administrator password.
In Terminal... sudo rm /private/var/db/mds/system/mds.install.lock sudo killall -1 installd
Exit Terminal and re-run the required installer.
I usually write a blog post about once a week. The latest post can be viewed here: An Interesting Time: Where it will go, who really knows, but it's going to be an interesting time. (posted 2025-12-28 at 19:06:07). Warning: mysqli_connect(): MySQL server has gone away in /Library/WebServer/Documents/Owen2/Inc/Footer.inc.php on line 59
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