Reverts the last undo. Redo never affects the clipboard contents. Since RTflow supports multi-level undo, one can use the Undo and Redo commands to step backwards and forwards in a sequence of many editing operations.
Ctrl-Alt-Z
Available if the active tab is a source file and the Undo command has been used since the last editing operation on the file. In addition, the editor must be focused; if it is not, click it to focus it.