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    • Security Update for Microsoft .NET Framework 4 on Windows XP, Windows Server 2003, Windows Vista, and Windows Server 2008

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      File NameDownload LinkSize
      NDP40-KB2604121-x86.exeRecommended
      Click here22.8 MB
      Click here22.8 MB
      NDP40-KB2604121-IA64.exeRecommended
      Click here43.4 MB
      Click here43.4 MB
      NDP40-KB2604121-x64.exeRecommended
      Click here38.3 MB
      Click here38.3 MB
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