You can close out multiple external actions at the same time.
General Video Overview
https://youtu.be/oFgGs1u4B4c
To do so:
Go to the External Actions page, and click “Select Actions”
Select the External Actions that you would like to close using the check boxes,
Click “Close Actions”
Enter any closure notes. These will appear in the assessment histories of the documents associated with the selected actions.
Click Close to close all selected actions