Is .NET 9.0 SDK is installed?

To check if .NET 9.0 SDK is installed

To check if .NET 9.0 SDK is installed, open a command prompt and enter:

 dotnet --list-sdks

If you see a line like 9.0.xxx, then the .NET 9 SDK is installed. 

Is .NET 9.0 SDK included as part of Windows 11?

• No. .NET 9.0 SDK is not included with Windows 11 by default, may include a runtime (for running apps), but not the full SDK (for building apps).

Is .NET 9.0 SDK included as part of Visual Studio 2022?

• Yes. .NET 9 SDK is included starting with Visual Studio 2022 version 17.12 and above. 
  

How to Install .NET 9.0 SDK (If Needed)

You can install it manually from the official .NET 9 Download Page. Make sure you select the SDK and match the architecture with your system (x64, x86, ARM64).

Alternatively, you can install it via winget. In a command window enter: 

winget install Microsoft.DotNet.SDK.9