Simply and very #Shorts video 12 useful MAC shortcuts that will increase your productivity! Command-C Copy the selected item to the Clipboard Command V Paste the contents Command Z Undo the previous command Command A Select All items Command O Open the selected item Command D Duplicate the selected files Command-I, Show the Get Info window for a selected file Command T Open a new tab Option Command L Open the Downloads folder Shift Command D Open the Desktop folder Shift Command N Create a new folder Option Command Escape Force quit an app Command A , Select All items Command-I, Show the Get Info window for a selected file