Update closed-captions-teams-interop-how-to.md

acrolinx fixes

Author: valindrae

articles/communication-services/how-tos/calling-sdk/closed-captions-teams-interop-how-to.md

@@ -1,7 +1,7 @@
 ---
 title: Enable Closed captions during a call
 titleSuffix: An Azure Communication Services how-to document
-description: Provides a how-to guide enabling Closed captions during a call .
+description: Provides a how-to guide enabling Closed captions during a call.
 author: kunaal
 ms.service: azure-communication-services
 ms.subservice: calling
@@ -15,7 +15,7 @@ zone_pivot_groups: acs-plat-web-ios-android-windows
 
 # Enable Closed captions for Teams interoperability
 
-Learn how to allow your users to enable closed captions during a Teams interoperability scenario where your users might be in a meeting between an ACS user and a Teams client user, or where your users are using ACS calling SDK with their M365 identity. 
+Learn how to allow your users to enable closed captions during a Teams interoperability scenario where your users might be in a meeting between an ACS user and a Teams client user, or where your users are using ACS calling SDK with their Microsoft 365 identity. 
 
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