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  • Microsoft .NET Framework 3.5 Service pack 1 (Full Package)

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    dotnetfx35.exe (recommended) Click here 231.5 MB

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    Install Instructions


    1. Important: Make sure you have the latest service pack and critical updates for the version of Windows on the computer. To look for recent updates, visit Windows Update.


    2. Click the Download button on this page to start the download


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    Bootstrapper
    To download the bootstrapper, rather than the full package, click on the link below:
    .NET Framework 3.5 Service Pack 1 (Bootstrapper)

    IMPORTANT: After installing the .NET Framework 3.5 SP1 update you should immediately install the update KB959209 to address a set of known application compatibility issues.

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