Documents that should exist in a folder are no longer appearing in that folder, and users cannot see them in Appian Designer.
The documents expired due to the Knowledge Center expiration setting. Starting in Appian 18.1, documents never expire.
Create a process model that uses the Edit KC Properties smart service to change the Expiration Days to 0.
This article applies to Appian 17.4 and earlier.
Last Reviewed: February 2022