The Text Editor is a dedicated window for editing long or multi-line text values. You can use the Text Editor with any text property.
The most convenient way to open the Text Editor is to press [F7] when the text cursor is in the property. When you are done editing, you can save the changes and close the window by pressing [F9].
Edit Menu Commands
The Text Editor supports the usual Edit commands, including Undo, Cut, Copy, Paste, etc., and also includes the Find and Find Again commands.