Update doc

Author: enricohuang

articles/communication-services/resources/troubleshooting/voice-video-calling/references/ufd/camera-freeze.md

@@ -39,7 +39,7 @@ call.feature(Features.UserFacingDiagnostics).media.on('diagnosticChanged', (diag
 ```
 
 ## How to mitigate or resolve
-Your calling application should subscribe to events from the User Facing Diagnostics feature.
+Your calling application should subscribe to events from the User Facing Diagnostics.
 You should also consider displaying a message on your user interface to alert users of potential camera issues.
 The user can try to stop and start the video again, switch to other cameras or switch calling devices to resolve the issue.
 

articles/communication-services/resources/troubleshooting/voice-video-calling/references/ufd/microphone-not-functioning.md

@@ -36,7 +36,7 @@ call.feature(Features.UserFacingDiagnostics).media.on('diagnosticChanged', (diag
 });
 ```
 ## How to mitigate or resolve
-The application should subscribe to events from the User Facing Diagnostics Feature and display a message on the UI to alert users of any microphone issues.
+The application should subscribe to events from the User Facing Diagnostics and display a message on the UI to alert users of any microphone issues.
 Users can then take steps to resolve the issue on their own.
 For example, they can unplug and plug in the headset device, or sometimes muting and unmuting the microphone can help as well.
 

articles/communication-services/resources/troubleshooting/voice-video-calling/references/ufd/network-send-quality.md

@@ -40,8 +40,8 @@ From the perspective of the ACS Calling SDK, network issues are considered exter
 To solve network issues, it's typically necessary to have an understanding of the network topology and the nodes that are causing the problem.
 These parts involve network infrastructure, which is outside the scope of the ACS Calling SDK.
 
-Your application should subscribe to events from the User Facing Diagnostics Feature and display a message on the user interface, so that users are aware of network quality issues. While these issues are often temporary and recover soon, frequent occurrences of the `networkSendQuality` UFD for a particular user may require further investigation.
+Your application should subscribe to events from the User Facing Diagnostics and display a message on the user interface, so that users are aware of network quality issues. While these issues are often temporary and recover soon, frequent occurrences of the `networkSendQuality` UFD for a particular user may require further investigation.
 For example, users should check their network equipment or check with their internet service provider (ISP).
 
 ## Next steps
-* Learn more about [User Facing Diagnostics Feature](../../../../../concepts/voice-video-calling/user-facing-diagnostics.md).
+* Learn more about [User Facing Diagnostics feature](../../../../../concepts/voice-video-calling/user-facing-diagnostics.md?pivots=platform-web).

articles/communication-services/resources/troubleshooting/voice-video-calling/references/ufd/no-microphone-devices-enumerated.md

@@ -40,7 +40,7 @@ call.feature(Features.UserFacingDiagnostics).media.on('diagnosticChanged', (diag
 });
 ```
 ## How to mitigate or resolve
-Your application should subscribe to events from the User Facing Diagnostics  and display a message on the user interface to alert users of any device setup issues. Users can then take steps to resolve the issue on their own, such as plugging in a headset or checking whether they disabled the microphone devices.
+Your application should subscribe to events from the User Facing Diagnostics and display a message on the user interface to alert users of any device setup issues. Users can then take steps to resolve the issue on their own, such as plugging in a headset or checking whether they disabled the microphone devices.
 
 ## Next steps
-* Learn more about [User Facing Diagnostics Feature](../../../../../concepts/voice-video-calling/user-facing-diagnostics.md).
+* Learn more about [User Facing Diagnostics feature](../../../../../concepts/voice-video-calling/user-facing-diagnostics.md?pivots=platform-web).

articles/communication-services/resources/troubleshooting/voice-video-calling/references/ufd/no-network.md

@@ -14,7 +14,7 @@ ms.subservice: calling
 
 # noNetwork UFD
 The `noNetwork` UFD with `true` value occurs when there's no network available for ICE candidates being gathered, which means there are network setup issues in the local environment, such as a disconnected Wi-Fi or Ethernet cable.
-Additionally, if the adapter fails to acquire an IP address and there are no other networks available, this failure can also result in `noNetwork` UFD.
+Additionally, if the adapter fails to acquire an IP address and there are no other networks available, this situation can also result in `noNetwork` UFD.
 
 | noNetwork UFD        | Details                 |
 | ---------------------|------------------------|
@@ -41,4 +41,4 @@ Users can then take steps to resolve the issue on their own.
 The end user should also check if they disabled the network adapters or whether they have an available network.
 
 ## Next steps
-* Learn more about [User Facing Diagnostics Feature](../../../../../concepts/voice-video-calling/user-facing-diagnostics.md).
+* Learn more about [User Facing Diagnostics feature](../../../../../concepts/voice-video-calling/user-facing-diagnostics.md?pivots=platform-web).

articles/communication-services/resources/troubleshooting/voice-video-calling/references/ufd/no-speaker-devices-enumerated.md

@@ -40,4 +40,4 @@ Your application should subscribe to events from the User Facing Diagnostics and
 Users can then take steps to resolve the issue on their own, such as plugging in a headset or checking whether they disabled the speaker devices.
 
 ## Next steps
-* Learn more about [User Facing Diagnostics Feature](../../../../../concepts/voice-video-calling/user-facing-diagnostics.md).
+* Learn more about [User Facing Diagnostics feature](../../../../../concepts/voice-video-calling/user-facing-diagnostics.md?pivots=platform-web).

articles/communication-services/resources/troubleshooting/voice-video-calling/references/ufd/speaking-while-microphone-is-muted.md

@@ -40,4 +40,4 @@ The `speakingWhileMicrophoneIsMuted` UFD isn't an error, but rather an indicatio
 The purpose of this UFD is for the application to show a message on your user interface as a hint, so the user can know that the microphone is muted while they're speaking.
 
 ## Next steps
-* Learn more about [User Facing Diagnostics Feature](../../../../../concepts/voice-video-calling/user-facing-diagnostics.md).
+* Learn more about [User Facing Diagnostics feature](../../../../../concepts/voice-video-calling/user-facing-diagnostics.md?pivots=platform-web).