I accidentally deleted the .NET Framework and now I can not run the project in VS. When opening a project, I get the message:

I chose the second item and went to the site:

I tried to install 4.6 and 4.5. When I install 4.5, it says that there is already a newer version, and installation 4.6 did not give anything.
Here is a list of my installed .NET Framework:

Tell me what I need to install, so that the error is gone?