Fix comments

Author: iaulakh

articles/communication-services/concepts/ui-library/includes/mobile-ui-use-cases.md

@@ -104,9 +104,9 @@ UI Library supports picture in picture mode for call screen. While being in the
 
 UI Library supports CallKit Integration to handle interaction with CallKit for calls. To learn more about the integration for iOS platform and usage of the API, see [How to use CallKit.](../../../how-tos/ui-library-sdk/callkit.md)
 
-### Telecom Manager support
+### TelecomManager support
 
-The UI Library now supports integration with the Telecom Manager, allowing for handling of call hold and resume functions. To learn more about the integration for Android platform and usage of the API, see [How to use TelecomManager.](../../../how-tos/ui-library-sdk/telecom-manager.md)
+The UI Library now supports integration with the TelecomManager, allowing for handling of call hold and resume functions. To learn more about the integration for Android platform and usage of the API, see [How to use TelecomManager.](../../../how-tos/ui-library-sdk/telecommanager.md)
 
 ### One-to-one call and PUSH notification support
 

articles/communication-services/how-tos/ui-library-sdk/callkit.md

@@ -113,7 +113,7 @@ let options = CallCompositeOptions(
 )
 ```
 
-### Hold and Resume API for CallKit integrated in Application
+### Hold and Resume API for CallKit integrated in application
 
 For CallKit integrated in application use `hold` and `resume` to manage call state.
 

articles/communication-services/how-tos/ui-library-sdk/includes/push-and-one-to-one/android.md

@@ -57,11 +57,11 @@ To get the device registration token, add the Firebase SDK to your application m
 
 -----
 
-### Handle push notifications received from EventGrid or notification hub
+### Handle push notifications received from Event Grid or notification hub
 
 To receive push notifications for incoming calls, call `handlePushNotification` on a `CallComposite` instance with a payload.
 
-To get the payload from FCM, begin by creating a new service (**File** > **New** > **Service** > **Service**) that extends the `FirebaseMessagingService` Firebase SDK class and overrides the `onMessageReceived` method. This method is the event handler that's called when FCM delivers the push notification to the application.
+To get the payload from FCM, begin by creating a new service (**File** > **New** > **Service** > **Service**) that extends the `FirebaseMessagingService` Firebase SDK class and overrides the `onMessageReceived` method. This method is the event handler that called when FCM delivers the push notification to the application.
 
 #### [Kotlin](#tab/kotlin)
 

articles/communication-services/how-tos/ui-library-sdk/includes/push-and-one-to-one/ios.md

@@ -24,7 +24,7 @@ The following sections describe how to register for, handle, and unregister push
 
 Azure Communication Services integrates with [Azure Event Grid](../../../../../event-grid/overview.md) and [Azure Notification Hubs](../../../../../notification-hubs/notification-hubs-push-notification-overview.md), so you can [add push notifications](../../../../concepts/notifications.md) to your apps in Azure. 
 
-### Register/Unregister for notification hub push notifications
+### Register/unregister for notification hub push notifications
 
 To register for push notifications, the application needs to call `registerPushNotifications()` on a `CallComposite` instance with a device registration token.
 

articles/communication-services/how-tos/ui-library-sdk/telecom-manager.md renamed to articles/communication-services/how-tos/ui-library-sdk/telecommanager.md

@@ -26,11 +26,11 @@ In this article, you learn how to set up TelecomManager correctly by using the U
 
 For more information, see the [open-source Android UI Library](https://github.com/Azure/communication-ui-library-android) and the [sample application code](https://github.com/Azure-Samples/communication-services-android-quickstarts/tree/main/ui-calling).
 
-### Set up TelecomManager integration
+## Set up TelecomManager integration
 
 The Azure Communication Services Calling SDK supports TelecomManager integration. You can enable this integration in the UI Library by configuring an instance of `CallCompositeTelecomManagerOptions`. For more information, see [Integrate with TelecomManager](../calling-sdk/telecommanager-integration.md).
 
-`CallCompositeTelecomManagerIntegrationMode` provides options for `SDK_PROVIDED_TELECOM_MANAGER` and `APPLICATION_IMPLEMENTED_TELECOM_MANAGER`. `SDK_PROVIDED_TELECOM_MANAGER` requires `phoneAccountId` and use implementation from calling sdk. `APPLICATION_IMPLEMENTED_TELECOM_MANAGER` is for if telecom manager is integrated in application.
+`CallCompositeTelecomManagerIntegrationMode` provides options for `SDK_PROVIDED_TELECOM_MANAGER` and `APPLICATION_IMPLEMENTED_TELECOM_MANAGER`. `SDK_PROVIDED_TELECOM_MANAGER` requires `phoneAccountId` and use implementation from calling SDK. `APPLICATION_IMPLEMENTED_TELECOM_MANAGER` is for if TelecomManager is integrated in application.
 
 #### [Kotlin](#tab/kotlin)
 
@@ -53,7 +53,7 @@ The Azure Communication Services Calling SDK supports TelecomManager integration
 
 -----
 
-### Hold and Resume API
+## Hold and Resume API
 
 For `APPLICATION_IMPLEMENTED_TELECOM_MANAGER` use `hold` and `resume` to manage call state.
 

articles/communication-services/quickstarts/ui-library/includes/get-started-call/android.md

@@ -363,8 +363,8 @@ CallCompositeJoinLocator locator = new CallCompositeTeamsMeetingLinkLocator("TEA
 
 [!INCLUDE [Public Preview Notice](../../../../includes/public-preview-include.md)]
 
-To set up a Azure Communication Services Rooms call, initialize a `CallCompositeRoomLocator` with a room ID.
-While on the setup screen, `CallComposite` will enable camera and microphone to all participants with any room role. Actual up-to-date participant role and capabilities are retrieved from Azure Communication Services once call is connected.
+To set up an Azure Communication Services Rooms call, initialize a `CallCompositeRoomLocator` with a room ID.
+While on the setup screen, `CallComposite` enables camera and microphone to all participants with any room role. Actual up-to-date participant role and capabilities are retrieved from Azure Communication Services once call is connected.
 
 For more information about Rooms, how to create and manage one see [Rooms Quickstart](../../../rooms/get-started-rooms.md)
 
@@ -381,7 +381,7 @@ CallCompositeJoinLocator locator = new CallCompositeRoomLocator("<ROOM_ID>");
 ```
 ---
 
-### Set up a 1:N Outgoing call and Incoming Call Push Notifications 
+### Set up a 1:N Outgoing call and incoming call push notifications 
 
 UI Library supports one-to-one VoIP call to dial users by communication identifier. To receive incoming call UI Library also supports registering for PUSH notifications. To learn more about the integration for Android and iOS platform and usage of the API, see [How to make one-to-one call and receive PUSH notifications.](../../../../how-tos/ui-library-sdk/one-to-one-calling.md)
 

articles/communication-services/quickstarts/ui-library/includes/get-started-call/ios.md

@@ -233,7 +233,7 @@ For more information about Rooms, how to create and manage one see [Rooms QuickS
 let locator = .roomCall(roomId: "<ROOM_ID>")
 ```
 
-### Set up a 1:N Outgoing call and Incoming Call Push Notifications 
+### Set up a 1:N Outgoing call and and incoming call push notifications
 
 UI Library supports one-to-one VoIP call to dial users by communication identifier. To receive incoming call UI Library also supports registering for PUSH notifications. To learn more about the integration for Android and iOS platform and usage of the API, see [How to make one-to-one call and receive PUSH notifications.](../../../../how-tos/ui-library-sdk/one-to-one-calling.md)
 

articles/communication-services/toc.yml

@@ -434,13 +434,13 @@ items:
           href: how-tos/ui-library-sdk/skip-setup-screen.md
         - name: Inject participant view data
           href: how-tos/ui-library-sdk/data-model.md
-        - name: Integrate CalllKit
+        - name: Integrate CallKit
           href: how-tos/ui-library-sdk/callkit.md
         - name: Integrate TelecomManager
-          href: how-tos/ui-library-sdk/telecom-manager.md
+          href: how-tos/ui-library-sdk/telecommanager.md
         - name: Set up localization
           href: how-tos/ui-library-sdk/localization.md
-        - name: Set up up one-to-one calling and push notifications
+        - name: Set up one-to-one calling and push notifications
           href: how-tos/ui-library-sdk/one-to-one-calling.md
         - name: Troubleshooting
           href: how-tos/ui-library-sdk/troubleshooting.md