? tab(-10, AG_WINTITLE); title; chr(127);

AG_WINTITLE (2) changes the title that displays on the title bar of the A-Shell window. Also see ZTERM Escape Sequences in the Appendix and SET.LIT for other ways of setting the title. 

Parameters

title

Title string.

Example

? TAB(-10,AG_WINTITLE);"Once Upon an App";chr(127);