Start up in target disk mode.

`T`

All hotkeys for Mac OS Sierra 10.12 (MacOS)

Common Shortcuts Cut the selected item and copy it to the Clipboard.	`Command` + `X`
Common Shortcuts Copy the selected item to the Clipboard. This also works for files in the Finder.	`Command` + `C`
Common Shortcuts Paste the contents of the Clipboard into the current document or app. This also works for files in the Finder.	`Command` + `V`
Common Shortcuts 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` + `Z`
Common Shortcuts Select All items.	`Command` + `A`
Common Shortcuts Find items in a document or open a Find window.	`Command` + `F`
Common Shortcuts Find Again: Find the next occurrence of the item previously found. To find the previous occurrence, press Command+Shift+G.	`Command` + `G`
Common Shortcuts Hide the windows of the front app. To view the front app but hide all other apps, press Command+Option+H.	`Command` + `H`
Common Shortcuts Minimize the front window to the Dock. To minimize all windows of the front app, press Command+Option+M.	`Command` + `M`
Common Shortcuts New: Open an new document or window.	`Command` + `N`
Common Shortcuts Open the selected item, or open a dialog to select a file to open.	`Command` + `O`
Common Shortcuts Print the current document.	`Command` + `P`
Common Shortcuts Save the current document.	`Command` + `S`
Common Shortcuts Close the front window. To close all windows of the app, press Command+Option+W.	`Command` + `W`
Common Shortcuts Quit the app.	`Command` + `Q`
Common Shortcuts 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.	`Option` + `Command` + `Esc`
Common Shortcuts Spotlight: Show or hide the Spotlight search field. To perform a Spotlight search from a Finder window, press Command+Option+Spacebar. If you use multiple input sources to type in different languages, these shortcuts change input sources instead of showing Spotlight.	`Command` + `Spacebar`
Common Shortcuts Quick Look: Use Quick Look to preview the selected item.	`Spacebar`
Common Shortcuts Switch apps: Switch to the next most recently used app among your open apps.	`Command` + `Tab`
Common Shortcuts Switch windows: Switch to the next most recently used window of the front app.	`Shift` + `Command` + `~`
Common Shortcuts Screenshot: Take a screenshot of the entire screen. Learn more screenshot shortcuts.	`Shift` + `Command` + `3`
Common Shortcuts Preferences: Open preferences for the front app.	`Command` + `,`
Sleep,Logout and Shutdown Press to turn on your Mac or wake your Mac from sleep.Press and hold for 1.5 seconds while your Mac is awake to display a dialog asking if you want to sleep, restart, or shut down. If you don't want to wait 1.5 seconds, press Ctrl+Power button or Ctrl+Media Eject	`Power button`
Sleep,Logout and Shutdown Force your Mac to restart.*	`Ctrl` + `Command` + `Power button`
Sleep,Logout and Shutdown Put your displays to sleep	`Ctrl` + `Shift` + `Power button`
Sleep,Logout and Shutdown Quit all apps, then restart your Mac. If any open documents have unsaved changes, you'll be asked whether you want to save them.*	`Ctrl` + `Command` + `Media Eject`
Sleep,Logout and Shutdown Quit all apps, then shut down your Mac. If any open documents have unsaved changes, you'll be asked whether you want to save them.*	`Ctrl` + `Option` + `Command` + `Power button`
Sleep,Logout and Shutdown Log out of your macOS user account. You'll be asked to confirm.	`Shift` + `Command` + `Q`
Sleep,Logout and Shutdown Log out of your macOS user account immediately, without being asked to confirm.	`Option` + `Shift` + `Command` + `Q`
Document Shortcuts Boldface the selected text, or turn boldfacing on or off.	`Command` + `B`
Document Shortcuts Italicize the selected text, or turn italics on or off.	`Command` + `I`
Document Shortcuts Underline the selected text, or turn underlining on or off.	`Command` + `U`
Document Shortcuts Show or hide the Fonts window.	`Command` + `T`
Document Shortcuts Select the Desktop folder from within an Open dialog or Save dialog.	`Command` + `D`
Document Shortcuts Show or hide the definition of the selected word.	`Ctrl` + `Command` + `D`
Document Shortcuts Display the Spelling and Grammar window.	`Shift` + `Command` + `:`
Document Shortcuts Find misspelled words in the document.	`Command` + `;`
Document Shortcuts Delete the word to the left of the insertion point.	`Option` + `Delete`
Document Shortcuts Delete the character to the left of the insertion point. Or use Delete.	`Ctrl` + `H`
Document Shortcuts Delete the character to the right of the insertion point. Or use Fn+Delete.	`Ctrl` + `D`
Document Shortcuts Forward delete on keyboards that don't have a Forward Delete key. Or use Ctrl+D.	`Fn` + `Delete`
Document Shortcuts Delete the text between the insertion point and the end of the line or paragraph.	`Ctrl` + `K`
Document Shortcuts Select Delete or Don't Save in a dialog that contains a Delete or Don't Save button.	`Command` + `Delete`
Document Shortcuts Page Up: Scroll up one page.	`Fn` + `Up Arrow`
Document Shortcuts Page Down: Scroll down one page.	`Fn` + `Down Arrow`
Document Shortcuts Home: Scroll to the beginning of a document.	`Fn` + `Left Arrow`
Document Shortcuts End: Scroll to the end of a document.	`Fn` + `Right Arrow`
Document Shortcuts Move the insertion point to the beginning of the document.	`Command` + `Up Arrow`
Document Shortcuts Move the insertion point to the end of the document.	`Command` + `Down Arrow`
Document Shortcuts Move the insertion point to the beginning of the current line.	`Command` + `Left Arrow`
Document Shortcuts Move the insertion point to the end of the current line.	`Command` + `Right Arrow`
Document Shortcuts Move the insertion point to the beginning of the previous word.	`Option` + `Left Arrow`
Document Shortcuts Move the insertion point to the end of the next word.	`Option` + `Right Arrow`
Document Shortcuts Select the text between the insertion point and the beginning of the document.	`Shift` + `Command` + `Up Arrow`
Document Shortcuts Select the text between the insertion point and the end of the document.	`Shift` + `Command` + `Down Arrow`
Document Shortcuts Select the text between the insertion point and the beginning of the current line.	`Shift` + `Command` + `Left Arrow`
Document Shortcuts Select the text between the insertion point and the end of the current line.	`Shift` + `Command` + `Right Arrow`
Document Shortcuts Extend text selection to the nearest character at the same horizontal location on the line above.	`Shift` + `Up Arrow`
Document Shortcuts Extend text selection to the nearest character at the same horizontal location on the line below.	`Shift` + `Down Arrow`
Document Shortcuts Extend text selection one character to the left.	`Shift` + `Left Arrow`
Document Shortcuts Extend text selection one character to the right.	`Shift` + `Right Arrow`
Document Shortcuts 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`
Document Shortcuts 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`
Document Shortcuts 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`
Document Shortcuts 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`
Document Shortcuts Move to the beginning of the line or paragraph.	`Ctrl` + `A`
Document Shortcuts Move to the end of a line or paragraph.	`Ctrl` + `E`
Document Shortcuts Move one character forward.	`Ctrl` + `F`
Document Shortcuts Move one character backward.	`Ctrl` + `B`
Document Shortcuts Center the cursor or selection in the visible area.	`Ctrl` + `L`
Document Shortcuts Move up one line.	`Ctrl` + `P`
Document Shortcuts Move down one line	`Ctrl` + `N`
Document Shortcuts Insert a new line after the insertion point.	`Ctrl` + `O`
Document Shortcuts Swap the character behind the insertion point with the character in front of the insertion point.	`Ctrl` + `T`
Document Shortcuts Left align.	`Command` + `{`
Document Shortcuts Right align.	`Command` + `}`
Document Shortcuts Center align.	`Shift` + `Command` + `\|`
Document Shortcuts Go to the search field.	`Option` + `Command` + `F`
Document Shortcuts Show or hide a toolbar in the app.	`Option` + `Command` + `T`
Document Shortcuts Copy Style: Copy the formatting settings of the selected item to the Clipboard.	`Option` + `Command` + `C`
Document Shortcuts Paste Style: Apply the copied style to the selected item.	`Option` + `Command` + `V`
Document Shortcuts Paste and Match Style: Apply the style of the surrounding content to the item pasted within that content.	`Option` + `Shift` + `Command` + `V`
Document Shortcuts Show or hide the inspector window.	`Option` + `Command` + `I`
Document Shortcuts Page setup: Display a window for selecting document settings.	`Shift` + `Command` + `P`
Document Shortcuts Display the Save As dialog, or duplicate the current document.	`Shift` + `Command` + `S`
Document Shortcuts Decrease the size of the selected item.	`Shift` + `Command` + `-`
Document Shortcuts Increase the size of the selected item. Command+= performs the same function.	`Shift` + `Command` + `+`
Document Shortcuts Open the Help menu.	`Shift` + `Command` + `?`
Finder Shortcuts Duplicate the selected files.	`Command` + `D`
Finder Shortcuts Eject the selected disk or volume.	`Command` + `E`
Finder Shortcuts Start a Spotlight search in the Finder window.	`Command` + `F`
Finder Shortcuts Show the Get Info window for a selected file.	`Command` + `I`
Finder Shortcuts Open the Computer window.	`Shift` + `Command` + `C`
Finder Shortcuts Open the desktop folder.	`Shift` + `Command` + `D`
Finder Shortcuts Open the All My Files window.	`Shift` + `Command` + `F`
Finder Shortcuts Open a Go to Folder window.	`Shift` + `Command` + `G`
Finder Shortcuts Open the Home folder of the current macOS user account.	`Shift` + `Command` + `H`
Finder Shortcuts Open iCloud Drive.	`Shift` + `Command` + `I`
Finder Shortcuts Open the Network window.	`Shift` + `Command` + `K`
Finder Shortcuts Open the Downloads folder.	`Option` + `Command` + `L`
Finder Shortcuts Open the Documents folder.	`Shift` + `Command` + `O`
Finder Shortcuts Open the AirDrop window.	`Shift` + `Command` + `R`
Finder Shortcuts Add selected Finder item to the Dock (OS X Mountain Lion or earlier)	`Shift` + `Command` + `T`
Finder Shortcuts Add selected Finder item to the Dock (OS X Mavericks or later)	`Ctrl` + `Shift` + `Command` + `T`
Finder Shortcuts Open the Utilities folder.	`Shift` + `Command` + `U`
Finder Shortcuts Show or hide the Dock. This often works even when you're not in the Finder.	`Option` + `Command` + `D`
Finder Shortcuts Add the selected item to the sidebar (OS X Mavericks or later).	`Ctrl` + `Command` + `T`
Finder Shortcuts Hide or show the path bar in Finder windows.	`Option` + `Command` + `P`
Finder Shortcuts Hide or show the Sidebar in Finder windows.	`Option` + `Command` + `S`
Finder Shortcuts Hide or show the status bar in Finder windows.	`Command` + `/`
Finder Shortcuts Show View Options.	`Command` + `J`
Finder Shortcuts Open the Connect to Server window.	`Command` + `K`
Finder Shortcuts Make an alias of the selected item.	`Command` + `L`
Finder Shortcuts Open a new Finder window.	`Command` + `N`
Finder Shortcuts Create a new folder.	`Shift` + `Command` + `N`
Finder Shortcuts Create a new Smart Folder.	`Option` + `Command` + `N`
Finder Shortcuts Show the original file for the selected alias.	`Command` + `R`
Finder Shortcuts Show or hide the Tab bar when a single Tab is open in the current Finder window.	`Command` + `T`
Finder Shortcuts Show or hide a Finder Tab.	`Shift` + `Command` + `T`
Finder Shortcuts Show or hide the toolbar when a single Tab is open in the current Finder window.	`Option` + `Command` + `T`
Finder Shortcuts Move: Move the files in the Clipboard from their original location to the current location.	`Option` + `Command` + `V`
Finder Shortcuts View a Quick Look slideshow of the selected files.	`Option` + `Command` + `Y`
Finder Shortcuts Use Quick Look to preview the selected files.	`Command` + `Y`
Finder Shortcuts View the items in the Finder window as icons.	`Command` + `1`
Finder Shortcuts View the items in a Finder window as a list.	`Command` + `2`
Finder Shortcuts View the items in a Finder window in columns.	`Command` + `3`
Finder Shortcuts View the items in a Finder window with Cover Flow.	`Command` + `4`
Finder Shortcuts Go to the previous folder.	`Command` + `{`
Finder Shortcuts Go to the next folder.	`Command` + `}`
Finder Shortcuts Open the folder that contains the current folder.	`Command` + `Up Arrow`
Finder Shortcuts Open the folder that contains the current folder in a new window.	`Command` + `Ctrl` + `Up Arrow`
Finder Shortcuts Open the selected item.	`Command` + `Down Arrow`
Finder Shortcuts Turn Target Display Mode on or off.	`Command` + `Brightness Up`
Finder Shortcuts Turn display mirroring on or off when your Mac is connected to more than one display.	`Command` + `Brightness Down`
Finder Shortcuts Open the selected folder. This works only when in list view.	`Right Arrow`
Finder Shortcuts Close the selected folder. This works only when in list view.	`Left Arrow`
Finder Shortcuts Move the selected item to the Trash.	`Command` + `Delete`
Finder Shortcuts Empty the Trash.	`Shift` + `Command` + `Delete`
Finder Shortcuts Empty the Trash without confirmation dialog.	`Option` + `Shift` + `Command` + `Delete`
Finder Shortcuts Use Quick Look to preview the files.	`Command` + `Y`
Finder Shortcuts Open Displays preferences. This works with either Brightness key.	`Option` + `Brightness Up`
Finder Shortcuts Open Sound preferences. This works with any of the volume keys.	`Option` + `Volume Up`
Finder Shortcuts Move the dragged item to another volume or location. The pointer changes while you drag the item.	`Command` and `Drag`
Finder Shortcuts Copy the dragged item. The pointer changes while you drag the item.	`Option` and `Drag`
Finder Shortcuts Make an alias of the dragged item. The pointer changes while you drag the item.	`Option` + `Command` and `Drag`
Finder Shortcuts Open all folders within the selected folder. This works only when in list view.	`Option` + `Click a disclosure triangle`
Finder Shortcuts See the folders that contain the current folder.	`Command` + `Click a window title`
Start Up and Boot Options Start up in Safe Mode.	`Shift`
Start Up and Boot Options Start up to Startup Manager.	`Option`
Start Up and Boot Options Start up from a bootable CD, DVD, or USB thumb drive (such as macOS install media).	`C`
Start Up and Boot Options Start up to either Apple Hardware Test or Apple Diagnostics, depending on which Mac you're using.	`D`
Start Up and Boot Options Start up to either Apple Hardware Test or Apple Diagnostics over the Internet.	`Option` + `D`
Start Up and Boot Options Start up from a compatible NetBoot server.	`N`
Start Up and Boot Options Start up from a NetBoot server using the default boot image.	`Option` + `N`
Start Up and Boot Options Start up from macOS Recovery.	`Command` + `R`
Start Up and Boot Options Start up from macOS Recovery over the Internet.	`Option` + `Command` + `R`
Start Up and Boot Options Reset NVRAM.	`Option` + `Command` + `P` + `R`
Start Up and Boot Options Start up in single+user mode.	`Command` + `S`
Start Up and Boot Options Start up in target disk mode.	`T`
Start Up and Boot Options Start up from an macOS startup disk when the Mac would otherwise start up from a non+macOS startup disk.	`X`
Start Up and Boot Options Start up in verbose mode.	`Command` + `V`
Start Up and Boot Options Eject removable media, such as an optical disc.	`F12` / `Eject`
Lock Screen Lock Screen	`Ctrl` + `Shift` +Power Button
Lock Screen