Cut the selected item and copy it to the Clipboard Command-X
Copy the selected item to the Clipboard. This also works for files in the Finder Command-C
Paste the contents of the Clipboard into the current document or app. This also works for files in the Finder Command-V
Undo the previous command Command-Z. You can then press Shift-Command-Z to Redo, reversing the undo command. In some apps, you can undo and redo multiple commands.
Select All items Command-A
Find items in a document or open a Find window Command-F
Find Again: Find the next occurrence of the item previously found Command-G. To find the previous occurrence, press Shift-Command-G.
Hide the windows of the front app Command-H. To view the front app but hide all other apps, press Option-Command-H.
Minimize the front window to the Dock Command-M. To minimize all windows of the front app, press Option-Command-M.
Open the selected item, or open a dialog to select a file to open Command-O
Print the current document Command-P
Save the current document Command-S
Open a new tab Command-T
Close the front window Command-W. To close all windows of the app, press Option-Command-W.
Force quit an app Option-Command-Esc
Show or hide the Spotlight search field Command-Space bar. 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. Learn how to change a conflicting keyboard shortcut.)
Show the Character Viewer, from which you can choose emoji and other symbols Control-Command-Space bar
Use the app in full screen, if supported by the app Control-Command-F
Use Quick Look to preview the selected item Space bar
Switch to the next most recently used app among your open apps Command-Tab
In macOS Mojave, take a screenshot or make a screen recording Shift-Command-5
Create a new folder in the Finder Shift-Command-N
Open preferences for the front app Command-Comma (,)
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 Power button
Put your Mac to sleep Option-Command-Power button or Option-Command-Media Eject
Put your displays to sleep Control-Shift-Power button or Control-Shift-Media Eject
Display a dialog asking whether you want to restart, sleep, or shut down Control-Power button or Control-Media Eject
Force your Mac to restart, without prompting to save any open and unsaved documents Control-Command-Power button
Quit all apps, then restart your Mac. If any open documents have unsaved changes, you will be asked whether you want to save them Control-Command-Media Eject
Quit all apps, then shut down your Mac. 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
Log out of your macOS user account. You will be asked to confirm Shift-Command-Q. To log out immediately without confirming, press Option-Shift-Command-Q.
Duplicate the selected files Command-D
Eject the selected disk or volume Command-E
Start a Spotlight search in the Finder window Command-F
Show the Get Info window for a selected file Command-I
(1) When an alias is selected the Finder: show the original file for the selected alias. (2) In some apps, such as Calendar or Safari, refresh or reload the page. (3) In Software Update preferences, check for software updates again Command-R
Open the Computer window Shift-Command-C
Open the desktop folder Shift-Command-D
Open the Recents window, showing all of the files you viewed or changed recently Shift-Command-F
Open a Go to Folder window Shift-Command-G
Open the Home folder of the current macOS user account Shift-Command-H
Open iCloud Drive Shift-Command-I
Open the Network window Shift-Command-K
Open the Downloads folder Option-Command-L
Create a new folder Shift-Command-N
Open the Documents folder Shift-Command-O
Show or hide the Preview panel in Finder windows Shift-Command-P
Open the AirDrop window Shift-Command-R
Show or hide the tab bar in Finder windows Shift-Command-T
Add selected Finder item to the Dock (OS X Mavericks or later) [Mac keyboard shortcuts] Control-Shift-Command-T
Open the Utilities folder Shift-Command-U
Show or hide the Dock Option-Command-D
Add the selected item to the sidebar (OS X Mavericks or later) Control-Command-T
Hide or show the path bar in Finder windows.  Option-Command-P
Hide or show the Sidebar in Finder windows Option-Command-S
Hide or show the status bar in Finder windows Command-Slash (/)
Show View Options Command-J
Open the Connect to Server window Command-K
Make an alias of the selected item Command-L
Open a new Finder window Command-N
Create a new Smart Folder Option-Command-N
Show or hide the tab bar when a single tab is open in the current Finder window Command-T
Show or hide the toolbar when a single tab is open in the current Finder window Option-Command-T
Move: Move the files in the Clipboard from their original location to the current location Option-Command-V
Use Quick Look to preview the selected files. Command-Y
View a Quick Look slideshow of the selected files Option-Command-Y
View the items in the Finder window as icons Command-1
View the items in a Finder window as a list Command-2
View the items in a Finder window in columns Command-3
View the items in a Finder window with Cover Flow Command-4
Go to the previous folder Command-Left Bracket ([)
Go to the next folder Command-Right Bracket (])
Open the folder that contains the current folder Command-Up Arrow
Open the folder that contains the current folder in a new window Command-Control-Up Arrow
Open the selected item Command-Down Arrow
Open the selected folder. This works only when in list view Right Arrow
Close the selected folder. This works only when in list view Left Arrow
Move the selected item to the Trash Command-Delete
Empty the Trash Shift-Command-Delete
Empty the Trash without confirmation dialog Option-Shift-Command-Delete
Turn target display mode on or off Command-Brightness Up
Turn video mirroring on or off when your Mac is connected to more than one display Command-Brightness Down
Open Displays preferences. This works with either Brightness key Option-Brightness Up
Change the brightness of your external display, if supported by your display Control-Brightness Up or Control-Brightness Down
Adjust the display brightness in smaller steps Option-Shift-Brightness Up or Option-Shift-Brightness Down. Add the Control key to this shortcut to make the adjustment on your external display, if supported by your display.
Open Mission Control preferences Option-Mission Control
Show the desktop Command-Mission Control
Show all windows of the front app Control-Down Arrow
Open Sound preferences. This works with any of the volume keys Option-Volume Up
Adjust the sound volume in smaller steps Option-Shift-Volume Up or Option-Shift-Volume Down
Open Keyboard preferences. This works with either Keyboard Brightness key Option-Keyboard Brightness Up
Adjust the keyboard brightness in smaller steps Option-Shift-Keyboard Brightness Up or Option-Shift-Keyboard Brightness Down
Open the item in a separate window, then close the original window Option key while double-clicking
Open a folder in a separate tab or window Command key while double-clicking
Move the dragged item to the other volume, instead of copying it Command key while dragging to another volume
Copy the dragged item. The pointer changes while you drag the item Option key while dragging
Make an alias of the dragged item. The pointer changes while you drag the item Option-Command while dragging
Open all folders within the selected folder. This works only when in list view Option-click a disclosure triangle
See the folders that contain the current folder Command-click a window title
Boldface the selected text, or turn boldfacing on or off Command-B
Italicize the selected text, or turn italics on or off Command-I
Add a web link Command-K
Underline the selected text, or turn underlining on or off Command-U
Show or hide the Fonts window Command-T
Select the Desktop folder from within an Open dialog or Save dialog Command-D
Show or hide the definition of the selected word Control-Command-D
Display the Spelling and Grammar window Shift-Command-Colon (:)
Find misspelled words in the document Command-Semicolon (;)
Delete the word to the left of the insertion point Option-Delete
Delete the character to the left of the insertion point Control-H. Or use Delete.
Delete the character to the right of the insertion point Control-D. Or use Fn-Delete.
"Forward delete on keyboards that don't have a Forward Delete key" Fn-Delete. Or use Control-D.
Delete the text between the insertion point and the end of the line or paragraph Control-K
Page Up: Scroll up one page Fn-Up Arrow
Page Down: Scroll down one page Fn-Down Arrow
Home: Scroll to the beginning of a document Fn-Left Arrow
End: Scroll to the end of a document Fn-Right Arrow
Move the insertion point to the beginning of the document Command-Up Arrow
Move the insertion point to the end of the document Command-Down Arrow
Move the insertion point to the beginning of the current line Command-Left Arrow
Move the insertion point to the end of the current line Command-Right Arrow
Move the insertion point to the beginning of the previous word Option-Left Arrow
Move the insertion point to the end of the next word Option-Right Arrow
Select the text between the insertion point and the beginning of the document Shift-Command-Up Arrow
Select the text between the insertion point and the end of the document Shift-Command-Down Arrow
Select the text between the insertion point and the beginning of the current line Shift-Command-Left Arrow
Select the text between the insertion point and the end of the current line Shift-Command-Right Arrow
Extend text selection to the nearest character at the same horizontal location on the line above Shift-Up Arrow
Extend text selection to the nearest character at the same horizontal location on the line below Shift-Down Arrow
Extend text selection one character to the left Shift-Left Arrow
Extend text selection one character to the right Shift-Right Arrow
Extend text selection to the beginning of the current paragraph, then to the beginning of the following paragraph if pressed again Option-Shift-Up Arrow
Extend text selection to the end of the current paragraph, then to the end of the following paragraph if pressed again Option-Shift-Down Arrow
Extend text selection to the beginning of the current word, then to the beginning of the following word if pressed again Option-Shift-Left Arrow
Extend text selection to the end of the current word, then to the end of the following word if pressed again Option-Shift-Right Arrow
Move to the beginning of the line or paragraph Control-A
Move to the end of a line or paragraph Control-E
Move one character forward Control-F
Move one character backward Control-B
Center the cursor or selection in the visible area Control-L
Move up one line Control-P
Move down one line Control-N
Insert a new line after the insertion point Control-O
Swap the character behind the insertion point with the character in front of the insertion point Control-T
Left align Command-L
Right align Command-Right Curly Bracket (})
Center align Shift-Command-Vertical bar (|)
Go to the search field Option-Command-F
Show or hide a toolbar in the app Option-Command-T
Copy Style: Copy the formatting settings of the selected item to the Clipboard Option-Command-C
Paste Style: Apply the copied style to the selected item Option-Command-V
Paste and Match Style: Apply the style of the surrounding content to the item pasted within that content Option-Shift-Command-V
Show or hide the inspector window Option-Command-I
Page setup: Display a window for selecting document settings Shift-Command-P
Display the Save As dialog, or duplicate the current document Shift-Command-S
Decrease the size of the selected item Shift-Command-Minus sign (-)
Increase the size of the selected item Shift-Command-Plus sign (+). Command-Equal sign (=) performs the same function.
Open the Help menu Shift-Command-Question mark (?)
Start up from the built-in macOS Recovery system "Command -R. Or use Option-Command-R or Shift-Option-Command-R to start up from macOS Recovery over the Internet. macOS Recovery installs different versions of macOS, depending on the key combination you use while starting up. If your Mac is using a firmware password, you're asked to enter the password."
"Start up to Startup Manager, which allows you to choose other startup disks or volumes, if available. If your Mac is using a firmware password, you're asked to enter the password." Option (⌥)
Reset NVRAM or PRAM. If your Mac is using a firmware password, it ignores this key combination or starts up from macOS Recovery Option-Command-P-R
Start up in safe mode. Shift (up arrow)
Start up from the built-in Apple Hardware Test or Apple Diagnostics utility, depending on your Mac model. D. Or use Option-D to start up from this utility over the Internet.
Start up in single-user mode. This key combination requires macOS High Sierra or earlier Command-S
Start up in target disk mode T
Start up in verbose mode Command-V