Update active-directory-aadconnect-sso-quick-start.md

Author: swkrish

articles/active-directory/connect/active-directory-aadconnect-sso-quick-start.md

@@ -12,7 +12,7 @@ ms.workload: identity
 ms.tgt_pltfrm: na
 ms.devlang: na
 ms.topic: article
-ms.date: 07/26/2018
+ms.date: 07/27/2018
 ms.component: hybrid
 ms.author: billmath
 ---
@@ -76,6 +76,9 @@ Follow these instructions to verify that you have enabled Seamless SSO correctly
 
 ![Azure portal: Azure AD Connect pane](./media/active-directory-aadconnect-sso/sso10.png)
 
+>[!IMPORTANT]
+> Seamless SSO creates a computer account named `AZUREADSSOACC` (which represents Azure AD) in your on-premises Active Directory (AD) in each AD forest. This computer account is needed for the feature to work. Move the `AZUREADSSOACC` computer account to an Organization Unit (OU) where other computer accounts are stored to ensure that it is managed in the same way and is not deleted.
+
 ## Step 3: Roll out the feature
 
 You can gradually roll out Seamless SSO to your users using the instructions provided below. You start by adding the following Azure AD URL to all or selected users' Intranet zone settings by using Group Policy in Active Directory: