Take a look here. https://stackoverflow.com/questions/53329290/net-core-2-2-cant-be-selected-in-visual-studio-build-framework
– Darren YoungApr 12 '19 at 07:03
What is the content of the **global.json** file of the project on which you cannot aim for .NET Core 2.2 ?
– SkrfaceApr 12 '19 at 07:05