Prevent a Mac laptop from turning on when opening its lid or connecting to power – Apple Support
Posted by jpluimers on 2025/02/04
For cleaning an Apple Silicon MacBook there were already solutions to either disable the keyboard or to blacken the screen:
- [WaybackSave/Archive] GitHub – shauninman/Little-Fingers: Little Fingers lets you lockdown keyboard and trackpad input with a globally accessible keyboard shortcut (open source)
- [Wayback/Archive] folivora.ai – Great Tools for your Mac! KeyboardCleanTool blocking all keyboard and TouchBar input. (free download)
- [Wayback/Archive] GitHub – jacklandrin/OnlySwitch: ⚙️ All-in-One menu bar app, hide 💻MacBook Pro’s notch, dark mode, AirPods, Shortcuts (open source and available as [Wayback/Archive] only-switch — Homebrew Formulae)
Screen Test & Clean
In Version 2.3, Only Switch brings a new feature, Screen Test. It provides a pure color view in full-screen mode, you can check dead pixels via it. Press the left and right arrow keys, the color will change from black, white, red, green, and blue. This functionality also can be used for screen cleaning, as you can see the stains on the screen.
For keeping a Mac turned off however, there hadn’t been a solution for a long time.
Now there is, but you need to have the most recent update of macOS Sequoia 15 by adding a nvram BootPreference setting: [Wayback/Archive] Prevent a Mac laptop from turning on when opening its lid or connecting to power – Apple Support
Via
- [Wayback/Archive] Fefes Blog: [l] Satire und Realität sind nicht mehr unterscheidbar. Heute: Apple.
- [Wayback/Archive] Für Tastaturhygieniker: So bleibt das MacBook beim Öffnen aus | heise online
- [Wayback/Archive] Created a Keyboard Lock App for Safe Cleaning—Seeking Your Thoughts and Feedback! 🚀🔧 : macapps
--jeroen
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