24 Minutes of Pure Mac Knowledge, No Filler.

00:00 How to adjust brightness and volume more precisely
00:24 Who’s got the longest uptime?
02:08 How dusty is your Mac Studio / Mac Mini?
02:37 Menu Bar hack
02:53 Prevent your Mac from sleeping automatically
03:55 Hand-sign documents using your trackpad
04:25 Changing your keyboard language
05:48 Batch-change permissions
06:49 Change scrolling direction
07:30 Copy text from videos
07:44 External drive not working?
09:08 Can’t empty trash?
10:01 Make anything into a PDF
10:44 Custom message on lock screen
11:15 Password-protect files and folders
13:09 Reveal hidden files
13:34 Schedule automatic sleep
15:24 Add a signature in Apple Mail
17:16 Group apps in Dock with spacers
18:49 The Spotlight tricks you’re not using
20:36 Merging two videos together
21:51 Unlock custom resolutions
22:30 Why does my Mac use so much RAM?

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Schedule sleep command: sudo pmset repeat sleep MTWRFSU 15:00:00
Cancel sleep schedule: sudo pmset repeat cancel MTWRFSU 15:00:00
Create spacers for your Dock:

Dock spacers:

defaults write com.apple.dock persistent-apps -array-add '{"tile-type"="spacer-tile";}' && killall Dock
defaults write com.apple.dock persistent-apps -array-add '{"tile-type”=“small-spacer-tile";}' && killall Dock

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