To stop a script while it is running , click Stop Script . The Stop Script button is only active while the script is running. Depending on the script, this may only be a few seconds.
Like any other action applied to an image, you can always undo an applied script by clicking Undo on the standard Toolbar.
About the Script Toolbar Buttons
Using the File > Script Menu Items
Editing Scripts Using Paint Shop Pro
Editing Scripts Via the Text Editor