하단에

No installed .NET SDK was found on the computer. If it is installed, make sure it can be found through the PATH environment variable. C# Dev Kit does not work without a supported version of SDK. After installing the SDK, you need restart the VS Code session, or the computer. 

라는 문구가 너무 거슬려서 질문 드립니다.

어떻게 없에나요?.