update

Author: Yulin Li

articles/ai-services/speech-service/text-to-speech-avatar/content-credentials.md

@@ -41,15 +41,13 @@ No extra set-up is necessary. Content credentials are automatically applied to a
 
 There are two recommended ways today to check the Credential of a video generated by Azure TTS Avatar Service:
 
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-1. Content Credentials Verify webpage (contentcredentials.org/verify): This is a tool that allows users to inspect the Content Credentials of a piece of content. If a video was generated by Azure TTS Avatar Service, the tool will display that its Content Credentials were issued by Microsoft Corporation alongside the date and time of issuance.
+1. **Content Credentials Verify webpage (contentcredentials.org/verify)**: This is a tool that allows users to inspect the Content Credentials of a piece of content. If a video was generated by Azure TTS Avatar Service, the tool will display that its Content Credentials were issued by Microsoft Corporation alongside the date and time of issuance.
 
   :::image type="content" source="media/avatar-content-credentials-verify.png" alt-text="Screenshot of the content credential verification website.":::
 
   This page shows that a video generated by Azure TTS Avatar Service has Content Credentials issued by Microsoft.
 
-1. **Content Authenticity Initiative (CAI) open-source tools**: The CAI provides multiple open-source tools that validate and display C2PA Content Credentials. Find the tool right for your application and [get started here](https://opensource.contentauthenticity.org/).
+2. **Content Authenticity Initiative (CAI) open-source tools**: The CAI provides multiple open-source tools that validate and display C2PA Content Credentials. Find the tool right for your application and [get started here](https://opensource.contentauthenticity.org/).
 
 ## Next steps