Microsoft Visual C# Express Edition
Microsoft Visual C# 2008 Express Edition
XNA Game Studio leverages the Visual C# Express development environment, extending it for game development. You can install Visual C# Express from the Microsoft Express Editions Web site.
Microsoft .NET Framework 3.5
XNA Game Studio requires the Microsoft .NET Framework 3.5. The Setup program for Microsoft Visual C# 2008 Express Edition will install the .NET Framework if it is not already installed on your computer. You can also install the .NET Framework from the Microsoft .NET Framework Developer Center.
We recommend that you configure the Visual Studio 2008 Help system to use online Help content, when available. Using online Help content ensures that you are getting the most recently updated information.
To configure Visual Studio Help to use online content
On the Tools menu, click Options.
The Options dialog box appears.
In the tree view control in the left pane of the Options dialog box, click the Help node beneath the Environment node.
You may need to check the Show all settings checkbox to make the Help node visible.
Click the Online node beneath the Help node.
You may need to click the plus sign next to the Help node to make the Online node visible.
In the set of options labeled When loading Help content, select Try online first, then local.