plist (I believe it was in /Users//Library/Preferences/) and set the immutable bit on it/give it read only permissions to prevent it getting modified, but I have no idea what the fallout from that could be. Re-running the update checker should undo this. Basically, turn off automatic update checks, or it'll come right back and you'll have to run the command again.

After running that command again it went away once more, though. In my case, on a fresh install, I went to the settings page to turn off checking for updates, at which time it checked for an update before I could close the page. If you have automatic checking for updates turned on, this might not work for you. It seems to work up through at least Monterey (12), too. Running: defaults write AttentionPrefBundleIDs 0įixed my issue for now on 10.14.1 (Apparently, you may also have to restart the dock with killall Dock, but I don't remember having to do so). plist which, when written, appeared to make the system temporarily forget it had any updates to bother me with. After some unsuccessful googling, followed by loads and loads of digging and grepping through binary files, I stumbled upon a key in a.

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