** A Brief Guide to Scheduling Automatic Brew Updates on MacOS Using Crontab

MacOS users can utilize crontab, a scheduler, to run commands at specific times. To set up an auto-brew update, add the following line to your crontab entry: "0 12 * * 1 brew update && brew upgrade". This schedule runs "brew update" and "brew upgrade" every Monday at 12:00 local time.

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Source: https://dev.to/farisdurrani/setting-up-auto-brew-update-using-crontab-16d8