diff --git a/docs/en/ingest-management/fleet/fleet-settings.asciidoc b/docs/en/ingest-management/fleet/fleet-settings.asciidoc
index 6a47720d7..f68cfe47f 100644
--- a/docs/en/ingest-management/fleet/fleet-settings.asciidoc
+++ b/docs/en/ingest-management/fleet/fleet-settings.asciidoc
@@ -132,3 +132,16 @@ in the agent policy.
 
 You can specify a proxy server to be used in {fleet-server}, {agent} outputs, or for any agent binary download sources. 
 For full details about proxy configuration refer to <<fleet-agent-proxy-support,Using a proxy server with {agent} and {fleet}>>.
+
+[discrete]
+[[delete-unenrolled-agents-setting]]
+== Delete unenrolled agents
+
+After an {agent} has been unenrolled in {fleet}, a number of documents about the agent are retained just in case the agent needs to be recovered at some point. You can choose to have all data related to an unenrolled agent deleted automatically.
+
+Note that this option can also be enabled by adding the `xpack.fleet.enableDeleteUnenrolledAgents: true` setting to the {kibana-ref}/[{kib} settings file].
+
+To enable automatic deletion of unenrolled agents:
+
+. Go to **{fleet} -> Settings**.
+. Under **Advanced Settings**, enable the **Delete unenrolled agents** option.
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