Overwrite Macro Dialog Box
Replaces an existing macro with a new one of the same name. This dialog box appears when you define an already existing key combination in the Record Macro Dialog Box and click OK.
Overwrite
Replaces the existing macro definition with the new definition.Append Keystrokes
Adds keystrokes to the end of the existing macro. The insertion point is placed in the last entered text box so you can type the keystrokes to append.
See Also
Reference
Stop Recording Macro Dialog Box