Cut, Copy, Paste & other common short cuts for MacBook

Shortcut	Description
Command-X	Cut: Remove the selected item and copy it to the Clipboard.
Command-C	Copy the selected item to the Clipboard. This also works for files in the Finder.
Command-V	Paste the contents of the Clipboard into the current document or app. This also works for files in the Finder.
Command-Z	Undo the previous command. You can then press Command-Shift-Z to Redo, reversing the undo command. In some apps, you can undo and redo multiple commands.
Command-A	Select All items.
Command-F	Find: Open a Find window, or find items in a document.
Command-G	Find Again: Find the next occurrence of the item previously found. To find the previous occurrence, press Command-Shift-G.
Command-H	Hide the windows of the front app. To view the front app but hide all other apps, press Command-Option-H.
Command-M	Minimize the front window to the Dock. To minimize all windows of the front app, press Command-Option-M.
Command-N	New: Open a new document or window.
Command-O	Open the selected item, or open a dialog to select a file to open.
Command-P	Print the current document.
Command-S	Save the current document.
Command-W	Close the front window. To close all windows of the app, press Command-Option-W.
Command-Q	Quit the app.
Command-Option-Esc	Force Quit: Choose an app to force quit. Or press Command-Shift-Option-Esc and hold for 3 seconds to force just the front app to quit.
Command–Space bar	Spotlight: Show or hide the Spotlight search field. To perform a Spotlight search from a Finder window, press Command–Option–Space bar. If you use multiple input sources to type in different languages, these shortcuts change input sources instead of showing Spotlight.
Space bar	Quick Look: Use Quick Look to preview the selected item.
Command-Tab	Switch apps: Switch to the next most recently used app among your open apps.
Command-Shift-Tilde (~)	Switch windows: Switch to the next most recently used window of the front app.
Command-Shift-3	Screenshot: Take a screenshot of the entire screen.
Command-Comma (,)	Preferences: Open preferences for the front app.