Developer Tools

    Thank you for downloading

    • Microsoft .NET Framework 4 KB2468871

      If your download does not start after 30 seconds,
      Click here

      Choose the files that didn't download.

      File NameDownload LinkSize
      NDP40-KB2468871-v2-x86.exeRecommended
      Click here18.7 MB
      Click here18.7 MB
      NDP40-KB2468871-v2-IA64.exeRecommended
      Click here29.0 MB
      Click here29.0 MB
      NDP40-KB2468871-v2-x64.exeRecommended
      Click here27.3 MB
      Click here27.3 MB
      Download Summary:
      KBMBGB

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

          1. Important: Make sure that your computer has the latest Windows service pack and critical updates. To find security updates, visit Windows Update.
          2. On this page, locate the Download button and then click it to start the download.
          3. To start the installation immediately, click Run.
          4. To save the download to your computer so that you can install it later, click Save.
          5. To cancel the installation, click Cancel.

    Popular downloads

    Loading your results, please wait...

    Free PC updates

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

    Microsoft suggests

    Download free tools to build apps for Windows.
    Download free tools to build apps for Windows
    Develop apps that reach the entire family of Windows devices.
    Get started