Merge pull request #46847 from MarkusVi/quickfix06

quickfix06

Author: PRMerger19

articles/active-directory/active-directory-conditional-access-whatif.md

@@ -15,7 +15,7 @@ ms.devlang: na
 ms.topic: article
 ms.tgt_pltfrm: na
 ms.workload: identity
-ms.date: 06/13/2018
+ms.date: 07/17/2018
 ms.author: markvi
 ms.reviewer: nigu
 
@@ -51,6 +51,10 @@ As a next step, you can initiate a simulation run that evaluates your settings.
 When the evaluation has finished, the tool generates a report of the affected policies.
 
 
+> [!NOTE]
+> Currently, the What If tool does not support nested groups. If a user is in a group and that group is member of another group that is used in a conditional access policy, then the what if tool does not correctly display the effect of that policy to the user. 
+
+
 ## Running the tool
 
 You can find the **what if** tool on the **[Conditional access - Policies](https://portal.azure.com/#blade/Microsoft_AAD_IAM/ConditionalAccessBlade/Policies)** page in the Azure portal.