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Installed Visual Studio 2010 and I can only choose .NET 4 as my target framework

Why can I only choose the 4.0 version of the .NET framework?

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Do I need to download something extra in order to target .NET 2, 3, 3.5?

Click on the ehh in your case Más versiones de .NetFramework... link it will point you to the microsoft resource where you can download previous versions of the .Net Framework. When you installed them, you can choose them.

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