OR replaces the current selection. Convert to Upper Case - changes all selected text to capital letters. Convert to Lower Case - changes all selected text to lowercase letters. Insert Character - opens the next dialog and inserts character with entered code into text. Complete Word - completes word that is currently left from cursor.
Completion performs the word search through current buffer and then all used include files.
Search stops on finding 32 symbols. If there is more than one symbol found, popup menu with alphabetically sorted symbols is shows up and user selected word completes the current word. Macro - opens the Editing Macros dialog. Run Macro - displays the list of all currently recorder macros and allows their playback. SMED remembers this mode for given source.