Merge pull request #4248 from rlitinsky/patch-30

Update investigate-security-alerts.md

Author: aditisrivastava07

ATPDocs/investigate-security-alerts.md

@@ -12,7 +12,7 @@ Investigate alerts that are affecting your environment, understand what they mea
 Begin your investigation by selecting an alert from the **Alerts** page in the Microsoft Defender portal. The alerts page displays a list of all security alerts generated by Defender for Identity, including their severity, status, and impacted assets. Selecting an alert opens the alert page, which contains the alert title, the affected assets, the details side pane, and in some cases, an alert story.
 
 > [!NOTE]
-> The **alert story** and **export to Excel** options are only available for alerts that use the original Defender for Identity structure.  
+> The **alert story** and **export to Excel** options are only available for alerts that use the classic Defender for Identity structure.  
 > For more information about differences in how alerts are presented in the Defender portal, see [View and manage alerts](understanding-security-alerts.md).
 
 ## Investigate using the alert story