MacOS Keyboard Shortcuts

General Shortcuts

• Command + Q: Quits the application you're currently using.
• Command + Shift + Q: Quits the currently active application and logs out of any open sessions.
• Command + W: Closes the active window.
• Command + H: Hides the active application.
• Command + Shift + H: Shows all hidden applications.
• Command + Tab: Quickly switches between currently open applications.
• Command + Space: Opens Spotlight search.
• Command + ;: Opens Emoji & Symbols menu.

Navigation Shortcuts

• Command + Up Arrow: Moves the cursor to the top of the document.
• Command + Down Arrow: Moves the cursor to the bottom of the document.
• Command + Left Arrow: Moves the cursor to the beginning of the line.
• Command + Right Arrow: Moves the cursor to the end of the line.
• Command + Option + Left Arrow: Moves the cursor to the beginning of the document.
• Command + Option + Right Arrow: Moves the cursor to the end of the document.
• Command + G: Opens the "Go to" dialog box to navigate to a specific line number.
• Command + L: Selects the entire line.

Editing Shortcuts

• Command + A: Selects all.
• Command + X: Cuts the selected text or content to the clipboard.
• Command + C: Copies the selected text or content to the clipboard.
• Command + V: Pastes the content from the clipboard.
• Command + Z: Undoes the last action.
• Command + Shift + Z: Redoes the last undone action.
• Command + Delete: Deletes to the right of the insertion point.
• Option + Delete: Deletes to the left of the insertion point.
• Command + F: Opens the "Find" dialog box.
• Command + Shift + F: Opens the "Find and Replace" dialog box.
• Command + Option + Up Arrow: Goes to the previous word.
• Command + Option + Down Arrow: Goes to the next word.

Text Formatting Shortcuts

• Command + B: Bold selected text.
• Command + I: Italicizes selected text.
• Command + U: Underlines selected text.
• Command + Shift + F (on a standard English keyboard): Finds the current word in the document.
• Command + D: Duplicates the selected text or content.
• Command + Shift + V: Pastes the content from the clipboard as plain text.
• Command + Y: Redo/repeat the last command.
• Command + ,: Opens the Character Viewer.
• Command + Option + F: Opens the Find & Replace dialog and sets the Find what field to the selected text.

File Management Shortcuts

• Command + N: Opens a new window for the current application.
• Command + O: Opens an existing file.
• Command + S: Saves the current document.
• Command + Shift + S: Saves the current document as.
• Command + P: Prints the current document.
• Command + Option + S or Command + Shift + Option + S: Saves the current document as in a different format.
• Command + Shift + O: Opens a file in a new window.

Other Useful Shortcuts

• Command + Option + Escape: Force quits an application.
• Command + Shift + 3: Captures a screenshot of the entire screen.
• Command + Shift + 4: Captures a screenshot of a selected area.
• Command + Shift + 5: Opens the screenshot menu.

Application Specific Shortcuts

• Various applications have their own unique shortcuts. Consult the application's help documentation or the "Shortcuts" menu for specific shortcuts.
• Many of the above shortcuts are also applicable within other applications; you will likely see similar behaviors and function across many of the applications.

Additional Notes

• Some shortcuts might require specific key combinations based on the different keyboards' layout or settings.
• Keyboard shortcuts may sometimes vary based on the macOS version being used by the user.
• Familiarize yourself with the shortcuts for frequently used actions to improve productivity.
• Many apps and operating systems utilize a similar structure of command keys; learning commands on one platform may easily translate to another.