下面是需要卸载的全部组件列表，最好按顺序卸载，以便将机器清理干净。最后重新启动机器即可安装正版VS2008。
- Remove "MSDN Library for Visual Studio 2008 Beta"
- Remove "Microsoft SQL Server Compact Edition 3.5"
- Remove "Microsoft SQL Server Compact Edition 3.5 Design Tools"
- Remove "Microsoft SQL Server Compact Edition 3.5 for Devices"
- Remove "Microsoft Visual Studio Performance Collection Tools"
- Remove "Windows Mobile 5.0 SDK R2 for Pocket PC"
- Remove "Windows Mobile 5.0 SDK R2 for Smartphone"
- Remove "Crystal Reports 2007"
- Remove "Visual Studio Asset System"
- Remove "Microsoft Visual Studio Web Authoring Component / Microsoft Web Designer Tools"
- Remove "Microsoft Visual Studio 2005 Tools for the 2007 Microsoft Office System Runtime"
- Remove "Microsoft Visual Studio 2005 Tools for the 2007 Microsoft Office System Runtime Language Pack" (non-English editions only)
- Remove "Microsoft Visual Studio Tools for Office Runtime 3.0"
- Remove "Microsoft Document Explorer"
- Remove "Microsoft Document Explorer 2005 Language Pack" (non-English editions only)
- Remove "Microsoft Device Emulator 3.0"
- Remove "Microsoft .NET Compact Framework 3.5"
- Remove "Microsoft .NET Compact Framework 2.0 SP1"
- Remove ".NET Framework 2.0 SDK"
- Remove "Microsoft Visual Studio Codename Orcas Remote Debugger"
- Remove "Microsoft Visual Studio 64bit Prerequisites Beta" (64-bit platforms only)
- Remove "Microsoft .NET Framework 3.5"
参考信息：http://www.asp.net