diff --git a/LICENSE.txt b/LICENSE.txt
index b4baf872a8b2..07e000052329 100644
--- a/LICENSE.txt
+++ b/LICENSE.txt
@@ -273,5 +273,33 @@ IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
 CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
 -----------------------------------------------------------------------------
 
+***************
+
+The software includes Microsoft.Extensions.Configuration. The MIT License set out below is provided for informational purposes only. It is not the license that governs any part of the software.
+
+The MIT License (MIT)
+
+Copyright (c) .NET Foundation and Contributors
+
+All rights reserved.
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in all
+copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+SOFTWARE.
+
 -------------END OF THIRD PARTY NOTICE----------------------------------------
 
diff --git a/src/Accounts/Accounts/ChangeLog.md b/src/Accounts/Accounts/ChangeLog.md
index e6ab003308e2..fd3ae59ed62c 100644
--- a/src/Accounts/Accounts/ChangeLog.md
+++ b/src/Accounts/Accounts/ChangeLog.md
@@ -19,6 +19,10 @@
 -->
 
 ## Upcoming Release
+* Added a preview feature allowing user to control the configurations of Azure PowerShell by using the following cmdlets:
+    - `Get-AzConfig`
+    - `Update-AzConfig`
+    - `Clear-AzConfig`
 * Added `SshCredentialFactory` to support get ssh credential of vm from msal.
 * Fixed the bug of cmdlet fails when -DefaultProfile is set to service principal login context. [#16617]
 * Fixed the issue that authorization does not work in Dogfood environment
@@ -209,7 +213,7 @@
 * Updated Add-AzEnvironment and Set-AzEnvironment to accept parameters AzureAttestationServiceEndpointResourceId and AzureAttestationServiceEndpointSuffix
 
 ## Version 1.6.6
-* Add client-side telemetry info for Az 4.0 preview
+* Add client-side telemetry info for Az 4.0 `preview`
 
 ## Version 1.6.5
 * Update references in .psd1 to use relative path