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    Describes how to troubleshoot error code 0x80070643 or error code 0x643 when updates are installed for the .NET Framework by using Windows Update or Microsoft Update or when you update Microsoft Security Essentials.
    Learn how to install earlier versions of .NET Framework on Windows 8, including version 3.5
    Describes a problem in which you receive an 0x800F0906, 0x800F081F, or 0x800F0907 error code when you try to install the .NET Framework 3.5 in Windows 8.1, Windows Server 2012 R2, Windows 8, or Windows Server 2012. Provides methods to resolve this problem.
    .NET Framework 4.5 is enabled by default in Windows 8. Windows 8 does not include .NET 3.5 by default, but the files for .NET 3.5 are available on the Windows 8 installation media as an optional feature. In this tutorial the user can know how to enable...
    Describes the .NET Framework Repair Tool and how to obtain it.
    When you try to install the .NET Framework, you receive an error 1935 (assembly install failure) error message if Mscoree.dll is in use before you start Setup.
    Describes steps that you can follow to repair installation issues in the.NET Framework 2.0.
    Discusses support life cycle details for the .NET Framework 3.5, .NET Framework 3.0 and .NET Framework 2.0
    Describes how to determine which versions of the .NET Framework are installed on a computer. Also helps you determine which .NET Framework service packs have been applied.

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