The "Windows6.1-kb958-488-v6001-x64.msu" update is a legitimate and safe update package from Microsoft. If you're running a 64-bit version of Windows 7 or Windows Server 2008 R2, this update is likely to provide important fixes and enhancements. As with any update, exercise caution and ensure your system is backed up before installation.
The update is already installed as part of a later Service Pack or Rollup. Download Windows6.1-kb958-488-v6001-x64.msu
| If you see it… | Action | |----------------|--------| | On an official Microsoft, Dell, HP, or Lenovo support page | Safe – but verify the page is authentic (https://catalog.update.microsoft.com) | | On a forum, file-sharing site, or torrent | – delete immediately | | On a legacy internal corporate server | Check digital signature: Right-click → Properties → Digital Signatures. Should show “Microsoft Windows” | The "Windows6
Once you have the .msu file, follow these steps to install it: The update is already installed as part of
This is the most reliable repository. You can search for "KB958488" on the Microsoft Update Catalog to find the correct version for your architecture.