Retired knowledge articles are not available to users except for administrators and
knowledge administrators who can view them.
A knowledge article has an associated retirement workflow, similar to the publishing workflow.
This allows administrators to configure these workflows, defining an approval and review process
for retiring knowledge if appropriate.
When editing an article, click Retire to launch the retirement workflow
associated with that article.
Retired knowledge articles cannot be searched for by external users or customers. To reuse a
retired article, create a new article with the same content, which is published once