Download Windows6.1-kb958-488-v6001-x64.msu ^new^ -

If the installer hangs, ensure the Windows Update service is set to "Manual" or "Automatic" in services.msc .

Use the official channels outlined below to secure the legitimate file: 1. The Microsoft Update Catalog (Recommended) Download Windows6.1-kb958-488-v6001-x64.msu

The file is an essential Microsoft standalone update package primarily designed for 64-bit editions of Windows 7 and Windows Server 2008 R2 . It functions as a critical system component update targeting shared components of the Microsoft .NET Framework 3.5 Service Pack 1 (SP1) . Because this file is deeply integrated into core Windows runtime environments, it often serves as a mandatory prerequisite package bundled inside full installers for later platforms like .NET Framework 4.0, 4.5, and 4.8 . If the installer hangs, ensure the Windows Update

: The unique identification code assigned within the Microsoft Knowledge Base . This specific patch resolves stability vulnerabilities and missing baseline dependencies in embedded shared libraries. It functions as a critical system component update

The Windows Update Standalone Installer ( wusa.exe ) will initialize and ask: "Do you want to install the following Windows software update?" Click .

To understand this file, it helps to break down its long name:

: Refers directly to the underlying Windows NT kernel version. NT 6.1 corresponds exactly to Windows 7 and Windows Server 2008 R2 .