To Modify a Script Entry

In the Save Multiple Images dialog's list box, select the entry to be modified.
The entry is highlighted.
Do one of the following:

Click the Edit Entry icon.

or
Select Edit > Edit.

or
From the entry's right-click menu, choose Edit.

The Edit Script Entry dialog opens with the settings for the highlighted entry
Make changes to the settings as required.
In the Save Multiple Images dialog, click the Save Script icon, to save the modifications to the open script.