MacOS • Editor (VS Code, Cursor, WebStorm)

Duplicate Line

Duplicate the current line.

Shift+Option+↓

About this shortcut

The Duplicate Line keyboard shortcut on MacOS is a highly effective way to duplicate the current line. By utilizing this hotkey, you can drastically improve your workflow, save time, and reduce your reliance on the mouse. Keyboard shortcuts like Shift + Option + ↓ are essential for developers, designers, and power users who want to navigate their operating system faster. Mastering this hotkey will help you perform everyday tasks more efficiently.

Hotkey.infoMacOS Shortcuts

General

Copy	⌘ Cmd + C	Copy selected content to clipboard.
Paste	⌘ Cmd + V	Paste content from clipboard.
Cut	⌘ Cmd + X	Cut selected content to clipboard.
Undo	⌘ Cmd + Z	Undo the last action.
Redo	⌘ Cmd + ⇧ Shift + Z	Redo the previously undone action.
Select All	⌘ Cmd + A	Select all items or text.
Save	⌘ Cmd + S	Save current document.
Find	⌘ Cmd + F	Find text on page.
Switch App	⌘ Cmd + Tab	Switch between open applications.
Switch Window (same app)	⌘ Cmd + `	Switch between windows of the same application.
Quit	⌘ Cmd + Q	Quit the current application.
Close Window	⌘ Cmd + W	Close current window.
Hide Window	⌘ Cmd + H	Hide the current application window.
Minimize Window	⌘ Cmd + M	Minimize the current window to the Dock/Taskbar.
New Document	⌘ Cmd + N	Create a new document or file.
Open File	⌘ Cmd + O	Open a file or document.
Print	⌘ Cmd + P	Print the current document.
Search / Spotlight	⌘ Cmd + Space	Open search or launcher.
Change Language	Ctrl + Space	Switch keyboard layout.
Screenshot	⌘ Cmd + ⇧ Shift + 3	Take a full screen screenshot.
Screenshot Area	⌘ Cmd + ⇧ Shift + 4	Take a screenshot of a selected area.
Screenshot Window	⌘ Cmd + ⇧ Shift + 4 + Space	Take a screenshot of a selected window.
Lock Screen	Ctrl + ⌘ Cmd + Q	Lock the computer screen.
Force Quit	⌘ Cmd + ⌥ Option + Esc	Force quit a frozen application.
Mission Control / Overview	Ctrl + ↑	Show all open windows and desktops.
Emoji Picker	Ctrl + ⌘ Cmd + Space	Open the emoji and symbol picker.
Preferences / Settings	⌘ Cmd + ,	Open the application preferences or system settings.
Emoji Picker	fn + E	Open emoji picker
Hide Other Windows	⌥ Option + ⌘ Cmd + H	Hide all other windows except the front window
Close All Windows	⌘ Cmd + ⌥ Option + W	Close all windows of the current app
Minimize All Windows	⌘ Cmd + ⌥ Option + M	Minimize all windows of the current app
Toggle Full Screen	Ctrl + ⌘ Cmd + F	Enter or exit full screen mode
Find Next	⌘ Cmd + G	Find the next occurrence of the search term
Quick Note	fn + Q	Make a new note in a new window

Finder

Icon View	⌘ Cmd + 1	Switch to icon view in Finder
List View	⌘ Cmd + 2	Switch to list view in Finder
Column View	⌘ Cmd + 3	Switch to column view in Finder
Gallery View	⌘ Cmd + 4	Switch to gallery view in Finder
Quick Look	Space	Quick view the selected file
Move Copied File	⌘ Cmd + ⌥ Option + V	Move the copied file to the current location
Finder Search	⌘ Cmd + ⌥ Option + Space	Open Finder search
Go to Computer	⌘ Cmd + ⇧ Shift + C	Open the Computer window in Finder
Show Original	⌘ Cmd + R	Open the original location of the selected alias or shortcut
Rename File	Enter	Rename the selected file
Eject Disk	⌘ Cmd + E	Eject the selected disk or removable media
Toggle Hidden Files	⌘ Cmd + ⇧ Shift + .	Show or hide hidden files in Finder
Expand All Folders	⌥ Option + →	Expand all folders in list view
Get Info (Multiple)	⌘ Cmd + ⌥ Option + I	Show get info for multiple selected items together

Browser

New Tab	⌘ Cmd + T	Open a new browser tab.
Close Tab	⌘ Cmd + W	Close the current browser tab.
Reopen Tab	⌘ Cmd + ⇧ Shift + T	Reopen the last closed tab.
Refresh	⌘ Cmd + R	Refresh the current page.
Hard Refresh	⌘ Cmd + ⇧ Shift + R	Reload page ignoring cache.
History	⌘ Cmd + Y	Open browsing history.
Focus Address Bar	⌘ Cmd + L	Focus the browser address bar.
Developer Tools	⌘ Cmd + ⌥ Option + I	Open developer tools.
New Window	⌘ Cmd + N	Open a new browser window.
Private / Incognito	⌘ Cmd + ⇧ Shift + N	Open a private or incognito window.
Previous Tab	⌘ Cmd + ⇧ Shift + [	Switch to the previous browser tab.
Next Tab	⌘ Cmd + ⇧ Shift + ]	Switch to the next browser tab.
Downloads	⌘ Cmd + ⇧ Shift + J	Open the downloads panel.
Bookmark Page	⌘ Cmd + D	Save the current page as a bookmark.
Zoom In	⌘ Cmd + +	Increase the page zoom level.
Zoom Out	⌘ Cmd + -	Decrease the page zoom level.
Reset Zoom	⌘ Cmd + 0	Reset the page zoom to 100%.

Editor (VS Code, Cursor, WebStorm)

Duplicate Line	⇧ Shift + ⌥ Option + ↓	Duplicate the current line.
Move Line Up	⌥ Option + ↑	Move the current line up in the editor.
Move Line Down	⌥ Option + ↓	Move the current line down in the editor.
Toggle Comment	⌘ Cmd + /	Toggle line comment.
Find & Replace	⌘ Cmd + ⌥ Option + F	Open find and replace tool.
Go to Line	Ctrl + G	Jump to a specific line number.
Select Word	⌘ Cmd + D	Select the current word.
Multiselect	⌘ Cmd + ⇧ Shift + L	Add another cursor or select the next occurrence.
Format Code	⇧ Shift + ⌥ Option + F	Auto-format the current document.
Toggle Sidebar	⌘ Cmd + B	Show or hide the editor sidebar.
Command Palette	⌘ Cmd + ⇧ Shift + P	Open the command palette.
Zen Mode	⌘ Cmd + K + Z	Toggle distraction-free Zen mode.

Terminal

New Terminal Tab	⌘ Cmd + T	Open a new tab in the terminal.
Clear Terminal	Ctrl + L	Clear the terminal screen.
Cancel Process	Ctrl + C	Cancel the current running process.
End of File (EOF)	Ctrl + D	Send EOF to terminate input.
To Line Start	Ctrl + A	Move cursor to the beginning of the line.
To Line End	Ctrl + E	Move cursor to the end of the line.
Command History	Ctrl + R	Search previous commands (reverse search).
Word Backward	⌥ Option + ←	Move cursor one word backward.
Word Forward	⌥ Option + →	Move cursor one word forward.
Kill Line	Ctrl + K	Delete from cursor to the end of the line.
Zoom Text In	⌘ Cmd + +	Increase terminal font size.
Split Terminal	⌘ Cmd + D	Split the terminal pane.

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