Update visual-studio-github-copilot-chat.md

Editing some of the wording in this document to more clearly reflect the difference between the two experiences in 17.9 (Copilot extensions) vs 17.10 (Unified Copilot experience)

Author: amytnguyen01

docs/ide/visual-studio-github-copilot-chat.md

@@ -10,7 +10,7 @@ ms.subservice: ai-tools
 ms.collection: ce-skilling-ai-copilot
 monikerRange: '>= vs-2022'
 ---
-# What is the GitHub Copilot Chat extension for Visual Studio?
+# What is the GitHub Copilot Chat experience for Visual Studio?
 
 [**GitHub Copilot Completions**](https://marketplace.visualstudio.com/items?itemName=GitHub.copilotvs) and [**GitHub Copilot Chat**](https://aka.ms/VSXGHCopilot) in Visual Studio enable enhanced [AI-assisted development in Visual Studio](ai-assisted-development-visual-studio.md), helping you be more productive and efficient when writing code.
 
@@ -39,10 +39,11 @@ To get started, you need:
 
 ## Get GitHub Copilot Chat for Visual Studio
 
-- If you're using Visual Studio version 17.10 or later, GitHub Copilot Chat is included in the [new unified GitHub Copilot extension](visual-studio-github-copilot-install-and-states.md#get-github-copilot-for-visual-studio-2022-version-1710-or-later) available as a recommended component in the Visual Studio Installer. It is installed by default with all workloads, unless you choose to exclude it during installation.
+- If you're using Visual Studio version 17.10 or later, GitHub Copilot Chat is included in the [new unified GitHub Copilot experience](visual-studio-github-copilot-install-and-states.md#get-github-copilot-for-visual-studio-2022-version-1710-or-later) available as a recommended component in the Visual Studio Installer. It is installed by default with all workloads, unless you choose to exclude it during installation.
 - If you're using Visual Studio versions 17.9 or earlier, [install the GitHub Copilot Chat extension](visual-studio-github-copilot-install-and-states.md#install-github-copilot-chat).
 
    > [!NOTE]
+   > * The GitHub Copilot and GitHub Copilot Chat *extension* should only be used in Visual Studio versions 17.9 or earlier. For Visual Studio versions 17.10+, GitHub Copilot experience is available as a recommended component in the Visual Studio Installer, and includes both GitHub Copilot Chat and Completions experiences.
    > * If you experience authentication issues after installing the extension, see [Troubleshooting authentication issues with GitHub Copilot Chat](https://docs.github.com/en/copilot/troubleshooting-github-copilot/troubleshooting-authentication-issues-with-github-copilot-chat).
    > * GitHub Copilot is not included in Visual Studio Subscriptions and is a separate subscription managed by GitHub. For questions regarding GitHub Copilot subscriptions and Support, see [Individual Subscriptions](https://docs.github.com/en/billing/managing-billing-for-github-copilot/managing-your-github-copilot-business-subscription) or [Business subscriptions](https://docs.github.com/en/billing/managing-billing-for-github-copilot/managing-your-github-copilot-individual-subscription).
 
@@ -108,8 +109,7 @@ The inline chat view of Copilot Chat in Visual Studio enables you to ask your qu
 
 To learn more, consider exploring the following resources:
 
-- [GitHub Copilot extension: Getting started](https://docs.github.com/copilot/getting-started-with-github-copilot?tool=visualstudio)
-- [GitHub Copilot Chat extension: Getting started](https://docs.github.com/copilot/getting-started-with-github-copilot?tool=visualstudio)
+- [GitHub Copilot: Getting started](https://docs.github.com/copilot/getting-started-with-github-copilot?tool=visualstudio)
 - [GitHub Copilot: Your AI pair programmer](https://github.com/features/copilot)
 - [GitHub Copilot Trust Center](https://resources.github.com/copilot-trust-center/)
-- [Support for GitHub Copilot Chat](https://support.github.com)
+- [Support for GitHub Copilot Chat](https://support.github.com)