Management studio needs 3.5. Go into Windows server options and turn it on.

>No. Now that I went back to the available files I see that I installed SQLEXPR_x64_ENU.EXE. And there is another file (on the list) that has SQLManagementStudio in it. So I think, I should have downloaded and installed the file with the word "ManagementStudio" in the title.
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>But now I do but when I run this SQLManagementStudio_x64_ENU.exe I get the message that
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>"SQL Server 2008 R2 setup requires MS .NET Framework and an updated Windows Installed to be installed. To enable the .NET Framework Core Node click OK ...
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>This server has .NET 4.5 installed.
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>How do I check that Windows Installer is installed and how do I install it?
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>>It's one of the options, but called "Management Tools" or something similar.
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