Merge pull request #52508 from yyuank/patch-4

Update groups-self-service-management.md

Author: ktoliver

articles/active-directory/users-groups-roles/groups-self-service-management.md

@@ -55,6 +55,9 @@ You can also use **Owners who can assign members as group owners in Azure portal
 
 When users can create groups, all users in your organization are allowed to create new groups and then can, as the default owner, add members to these groups. You can't specify individuals who can create their own groups. You can specify individuals only for making another group member a group owner.
 
+> [!NOTE]
+> An Azure Active Directory Premium (P1 or P2) license is required for users to request to join a security group or Office 365 group and for owners to approve or deny membership requests. Without an Azure Active Directory Premium license, users can still manage their groups in the Access Panel, but they can't create a group that requires owner approval in the Access Panel, and they can't request to join a group. 
+
 ## Next steps
 
 These articles provide additional information on Azure Active Directory.