(3) In Software Update preferences, check for software updates again. (2) In some apps, such as Calendar or Safari, refresh or reload the page. Command-R: (1) When an alias is selected in the Finder: show the original file for the selected alias.Command-I: Show the Get Info window for a selected file.Command-F: Start a Spotlight search in the Finder window.Command-E: Eject the selected disk or volume.Command-D: Duplicate the selected files.To log out immediately without confirming, press Option-Shift-Command-Q. Shift-Command-Q: Log out of your macOS user account.Control-Command-Q: Immediately lock your screen.If any open documents have unsaved changes, you will be asked whether you want to save them. Control–Option–Command–Power button* or Control–Option–Command–Media Eject : Quit all apps, then shut down your Mac.Control–Command–Media Eject : Quit all apps, then restart your Mac.Control–Command–Power button:* Force your Mac to restart, without prompting to save any open and unsaved documents.Control–Power button* or Control–Media Eject : Display a dialog asking whether you want to restart, sleep, or shut down.Control–Shift–Power button* or Control–Shift–Media Eject : Put your displays to sleep.Option–Command–Power button* or Option–Command–Media Eject : Put your Mac to sleep.Power button: Press to turn on your Mac or wake it from sleep. Press and hold for 1.5 seconds to put your Mac to sleep.* Continue holding to force your Mac to turn off.This helps you to avoid using them unintentionally. You might need to press and hold some of these shortcuts for slightly longer than other shortcuts. Command-Comma (,): Open preferences for the front app.Shift-Command-N: Create a new folder in the Finder.Or use Shift-Command-3 or Shift-Command-4 for screenshots. Shift-Command-5: In macOS Mojave or later, take a screenshot or make a screen recording.Command-Tab: Switch to the next most recently used app among your open apps.Space bar: Use Quick Look to preview the selected item.
Control-Command-F: Use the app in full screen, if supported by the app.Control–Command–Space bar: Show the Character Viewer, from which you can choose emoji and other symbols.
Learn how to change a conflicting keyboard shortcut.) (If you use multiple input sources to type in different languages, these shortcuts change input sources instead of showing Spotlight. To perform a Spotlight search from a Finder window, press Command–Option–Space bar.
You can then press Shift-Command-Z to Redo, reversing the undo command. Command-V: Paste the contents of the Clipboard into the current document or app.Command-C: Copy the selected item to the Clipboard.Command-X: Cut the selected item and copy it to the Clipboard.
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