Keyboard shortcuts

Help ▸ Keyboard Shortcuts shows the same list inside the application, drawn from the commands themselves. Every command is also on a menu, and most are on the tool bar.

Commands

Keys	Command
`Ctrl`+`N`	New Comparison
`Ctrl`+`O`	Open Library
`Ctrl`+`S`	Save
`Ctrl`+`P`	Print
`Ctrl`+`F2`	Print Preview
`Ctrl`+`W`	Close Tab
`Ctrl`+`Tab`	Next Tab
`Ctrl`+`Shift`+`Tab`	Previous Tab
`F5`	Refresh
`Ctrl`+`C`	Copy
`Ctrl`+`Insert`	Copy
`Ctrl`+`Z`	Undo
`Ctrl`+`Y`	Redo
`Ctrl`+`F`	Find
`F3`	Find Next
`Ctrl`+`Shift`+`I`	Only Changed Items
`Ctrl`+`Shift`+`L`	Only Changed Lines
`Alt`+`←`	First Change
`Alt`+`↑`	Previous Change
`Alt`+`↓`	Next Change
`Alt`+`→`	Last Change
`Ctrl`+`L`	Compare Current Line
`Ctrl`+`+`	Zoom In
`Ctrl`+`-`	Zoom Out
`Ctrl`+`0`	Reset Zoom
`F1`	Help

The change-navigation keys step through the changes inside the item you are on, then move on to the next changed item; see File Compare. F1 opens the page of this Help for the tab in front (Help ▸ Help on This Tab), or in a dialog the dialog's own page; the object information window and Print Preview have no page of their own.

Inside a tab

Keys	Where	What they do
`↑`, `↓`, then `Enter` or `Space`	A compare pane with Only Changed Lines on	Move onto a folded run of unchanged lines and unfold it.
`Ctrl`+`Z`	The merged text of a merge	Undo the last change to the script with focus.
`↑`, `↓`, `Page Up`, `Page Down`	A compare pane	Move the caret a line or a page.
`Ctrl`+`Home`, `Ctrl`+`End`	A compare pane	Move to the first or the last line.
`Ctrl`+`A`, `Ctrl`+`C`	A compare pane	Select every line; copy the selection.
`Ctrl`+`Shift`+`←`, `Ctrl`+`Shift`+`→`	A compare pane	Move the line between two versions, four characters at a time: the one on the right of the caret's column, or on its left in the last column. View ▸ Equal Column Widths puts the columns back to equal widths.
`Enter` or `Ctrl`+`Enter`	The grid of a Compare Summary	Open a File Compare for each selected row.
`Enter`	The search box of a File Compare	Go to the next match.

In this Help

Keys	What they do
`Ctrl`+`K` or `/`	Move to the search box.
`↓`, `↑`, `Enter`	Move through the search results and open one.
`Esc`	Close the search results.