Merge pull request #5784 from kkaminsk/docs

Troubleshooting note for App Installer

Author: GrantMeStrength

hub/package-manager/winget/mcp-server.md

@@ -43,6 +43,7 @@ Before using the WinGet MCP server integration, ensure you have:
 - VS Code v1.104 or later with [GitHub Copilot extension](https://marketplace.visualstudio.com/items?itemName=GitHub.copilot) enabled
 - Access to [Copilot in VS Code](https://code.visualstudio.com/docs/copilot/overview)
 - [WinGet with MCP server support installed on your system](#set-up-winget-mcp-server)
+- Enable Extended Features (winget configure --enable)
 
 ## Set up WinGet MCP Server
 
@@ -61,6 +62,10 @@ To set up the WinGet MCP server, you must first locate the path to the executabl
     winget mcp
     ```
 
+    If the following error occurs: **Unrecognized command: 'mcp'**
+
+    Verify that the App Installer application is up to date on the device. This can be verified in the Store application.
+
 1. Open PowerShell and use the following script to locate the MCP server executable:
 
     ```powershell