diff --git a/windows/security/identity-protection/hello-for-business/feature-multifactor-unlock.md b/windows/security/identity-protection/hello-for-business/feature-multifactor-unlock.md
index 7e4a318c9b..b2d6b3e54b 100644
--- a/windows/security/identity-protection/hello-for-business/feature-multifactor-unlock.md
+++ b/windows/security/identity-protection/hello-for-business/feature-multifactor-unlock.md
@@ -9,7 +9,7 @@ ms.pagetype: security, mobile
 author: mikestephens-MS
 ms.author: mstephen
 localizationpriority: high
-ms.date: 03/5/2018
+ms.date: 03/20/2018
 ---
 # Multifactor Unlock
 
@@ -279,3 +279,12 @@ The Group Policy object contains the policy settings needed to trigger Windows H
  ## Troubleshooting
 Mulitfactor unlock writes events to event log under **Application and Services Logs\Microsoft\Windows\HelloForBusiness** with the category name **Device Unlock**.
 
+### Events
+
+|Event ID|Details|
+|:------:|:------|
+|3520|Unlock attempt initiated|
+|5520|Unlock policy not configured|
+|6520|Warning event|
+|7520|Error event|
+|8520|Success event|