Split line downwards, or create new line

`Shift` + `Enter`

All hotkeys for Notepad++ 6 (Windows)

File menu Open File	`Ctrl` + `O`
File menu New File	`Ctrl` + `N`
File menu Save File	`Ctrl` + `S`
File menu Save As	`Ctrl` + `Alt` + `S`
File menu Save All	`Ctrl` + `Shift` + `S`
File menu Print	`Ctrl` + `P`
File menu Exit	`Alt` + `F4`
File menu Next Document (also shows list of open files). Can be disabled - see Settings/Preferences/Global.	`Ctrl` + `Tab`
File menu Previous Document (also shows list of open files). Can be disabled - see above.	`Ctrl` + `Shift` + `Tab`
File menu Go to the n-th document on tab bar, n between 1 and 9.	`Ctrl` + `1` .. `9` on Numpadn
File menu Next document	`Ctrl` +PgUp
File menu Previous document	`Ctrl` +PgDn
File menu Close Current Document	`Ctrl` + `W`
Edit menu Copy	`Ctrl` + `C`
Edit menu Copy	`Ctrl` + `Insert`
Edit menu Copy current line to clipboard	`Ctrl` + `Shift` + `T`
Edit menu Cut	`Ctrl` + `X`
Edit menu Cut	`Shift` + `Delete`
Edit menu Paste	`Ctrl` + `V`
Edit menu Paste	`Shift` + `Insert`
Edit menu Undo	`Ctrl` + `Z`
Edit menu Undo	`Alt` + `Backspace`
Edit menu Redo	`Ctrl` + `Y`
Edit menu Select All	`Ctrl` + `A`
Edit menu Column Mode Select	`Alt` + `Shift` +Arrow keys, / `Alt` + Left mouse click
Edit menu Start new selected area. Only multiple stream areas ca be selected this way.	`Ctrl` + Left mouse click
Edit menu Column Editor	`Alt` + `C`
Edit menu Duplicate Current Line	`Ctrl` + `D`
Edit menu Switch the current line position with the previous line position	`Ctrl` + `T`
Edit menu Move Current Line, or current selection if a single stream, Down	`Ctrl` + `Shift` +Down
Edit menu Delete Current Line	`Ctrl` + `L`
Edit menu Split Lines	`Ctrl` + `I`
Edit menu Join Lines	`Ctrl` + `J`
Edit menu Launch GoToLine Dialog	`Ctrl` + `G`
Edit menu Single line comment	`Ctrl` + `Q`
Edit menu Single line uncomment	`Ctrl` + `Shift` + `Q`
Edit menu Toggle single line comment	`Ctrl` + `K`
Edit menu Block comment	`Ctrl` + `Shift` + `K`
Edit menu Insert Tabulation or Space (Indent)	Tab (selection of one / more full lines)
Edit menu Remove Tabulation or Space (outdent)	`Shift` +Tab (selection of one / more full lines)
Edit menu Delete to start of word	`Ctrl` + `Backspace`
Edit menu Delete to end of word	`Ctrl` + `Delete`
Edit menu Delete to start of line	`Ctrl` + `Shift` + `Backspace`
Edit menu Delete to end of line	`Ctrl` + `Shift` + `Delete`
Edit menu Convert to lower case	`Ctrl` + `U`
Edit menu Convert to UPPER CASE	`Ctrl` + `Shift` + `U`
Edit menu Go to matching brace	`Ctrl` + `B`
Edit menu Launch CallTip ListBox	`Ctrl` + `Space`
Edit menu Launch Function Completion ListBox	`Ctrl` + `Shift` + `Space`
Edit menu Launch Path Completion ListBox	`Ctrl` + `Alt` + `Space`
Edit menu Launch Word Completion ListBox	`Ctrl` + `Enter`
Edit menu Text Direction RTL	`Ctrl` + `Alt` + `R`
Edit menu Text Direction LTR	`Ctrl` + `Alt` + `L`
Edit menu Split line downwards, or create new line	`Enter`
Edit menu Split line downwards, or create new line	`Shift` + `Enter`
Edit menu SInsert new unindented line above current	`Ctrl` + `Alt` + `Enter`
Edit menu SInsert new unindented line below current	`Ctrl` + `Alt` + `Shift` + `Enter`
Search menu Launch Find Dialog	`Ctrl` + `F`
Search menu Launch Find / Replace Dialog	`Ctrl` + `H`
Search menu Find Next	`F3`
Search menu Find Previous	`Shift` + `F3`
Search menu Find in Files	`Ctrl` + `Shift` + `F`
Search menu Switch to Search results window (was Activate sub view before v5.2)	`F7`
Search menu Find (volatile) Next	`Ctrl` + `Alt` + `F3`
Search menu Find (volatile) Previous	`Ctrl` + `Alt` + `Shift` + `F3`
Search menu Select and Find Next (was Find (Volatile) Next prior to v5.6.5)	`Ctrl` + `F3`
Search menu Select and Find Previous (was Find (Volatile) Previous prior to v5.6.5)	`Ctrl` + `Shift` + `F3`
Search menu Go to next found	`F4`
Search menu Go to previous found	`Shift` + `F4`
Search menu Incremental Search	`Ctrl` + `Shift` + `I`
Search menu Jump Down (to next text marked using n-th stye. n is 1 to 5, or 0 for default Found style.	`Ctrl` + `N`
Search menu Jump Up (to next text marked using n-th stye. n is 1 to 5, or 0 for default Found style.	`Ctrl` + `Shift` + `N`
Search menu Toggle Bookmark	`Ctrl` + `F2`
Search menu Go To Next Bookmark	`F2`
Search menu Go To Previous Bookmark	`Shift` + `F2`
Search menu Go to Matching Brace (caret must be on a brace)	`Ctrl` + `B`
Search menu Select All between Matching Braces (caret must be on a brace)	`Ctrl` + `Alt` + `B`
View menu or Ctrl + mouse wheel button (if any) Zoom in (+ or up) and Zoom out (- or down)	`Ctrl` +( `+ ] / - on numeric keypad`
View menu Restore the original size from zoom	`Ctrl` +Keypad/
View menu Toggle Full Screen Mode	`F11`
View menu Toggle Post-It Mode	`F12`
View menu Collapse the Current Level	`Ctrl` + `Alt` + `F`
View menu Uncollapse the Current Level	`Ctrl` + `Alt` + `Shift` + `F`
View menu Fold All	`Alt` + `0`
View menu Collapse the Level (1~8)	`Alt` +(1~8)
View menu Unfold All	`Alt` + `Shift` + `0`
View menu Uncollapse the Level (1~8)	`Alt` + `Shift` +(1~8)
Macro menu Start to record /Stop recording the macro	`Ctrl` + `Shift` + `R`
Macro menu Play recorded macro	`Ctrl` + `Shift` + `P`
Macro menu Trim Trailing and Save	`Alt` + `Shift` + `S`
Run menu Launch Run Dialog	`F5`
Run menu Get PHP help	`Alt` + `F1`
Run menu Google search	`Alt` + `F2`
Run menu Wikipedia search	`Alt` + `F3`
Run menu Open file (name at cursor)	`Alt` + `F5`
Run menu Open file in another instance (name at cursor)	`Alt` + `F6`
Run menu Open in Chrome	`Ctrl` + `Alt` + `Shift` + `R`
Run menu Open in Firefox	`Ctrl` + `Alt` + `Shift` + `X`
Run menu Open in IE	`Ctrl` + `Alt` + `Shift` + `I`
Run menu Open in Safari	`Ctrl` + `Alt` + `Shift` + `F`
Run menu Send via Outlook	`Ctrl` + `Alt` + `Shift` + `O`