IBM 3270 - Page 170

4. Type: indsave autokey.
Or:
That's all there is to it. Any recordings you have
made will be saved and you can use them the
next time you turn on your system. INDSA VE
AUTOKEY saves only your keystroke
recordings. INDSA VE saves your keystroke
recordings, screens, and notepads.
Chapter 11. Recording/Playing/Erasing Keystrokes 11-19