Developer Tools

Thank You for Downloading

  • Update for .NET Framework 4.5 for Windows 7 SP1, Windows Server 2008 R2, Windows Server 2008 R2 SP1, Windows Server 2008 SP2 and Windows Vista SP2 - KB2805221

    If your download does not start after 30 seconds, click this link:
    Click here

    Choose the files that didn't download

    File NameDownload LinkFile Size
    NDP45-KB2805221-x86.exeRecommended
    Click here29.0 MB
    Click here29.0 MB
    NDP45-KB2805221-x64.exeRecommended
    Click here48.6 MB
    Click here48.6 MB
    Download Summary:
    KBMBGB

    You have not selected any file(s) to download.

Popular Downloads

    • 02

      Microsoft .NET Framework 4 (Web Installer)

      The Microsoft .NET Framework 4 web installer package downloads and installs the .NET Framework components required to run on the target machine architecture and OS. An Internet connection is required during the installation. .NET Framework 4 is required to run and develop applications to target the .NET Framework 4.

    • 03

      Microsoft .NET Framework 3.5

      Microsoft .NET Framework 3.5 contains many new features building incrementally upon .NET Framework 2.0 and 3.0, and includes .NET Framework 2.0 service pack 1 and .NET Framework 3.0 service pack 1.

    • 04

      Microsoft .NET Framework 3.5 Service Pack 1

      Microsoft .NET Framework 3.5 Service Pack 1 is a full cumulative update that contains many new features building incrementally upon .NET Framework 2.0, 3.0, 3.5, and includes cumulative servicing updates to the .NET Framework 2.0 and .NET Framework 3.0 subcomponents.

Loading your results, please wait...

Free PC updates

  • Security patches
  • Software updates
  • Service packs
  • Hardware drivers