How do I unpublish a support article in the Impact Dashboard?
With Impact, you can use out of the box support articles. However, you may decide that you don’t need to display some of these articles and choose to hide them.
Open Support

In Global Navigation, click the Support link.
Unpublish Article

Click the Unpublish button.
Confirm Unpublish

To confirm unpublishing the article, click the Yes button.