Windows Search 4.0 for Windows Vista SP1 (KB940157)

Select Language:
Windows Search 4.0 is an updated component of Windows that enables instant search on your computer.
  • Details

    Date Published:



    File name:
    File size:


    9.1 MB

    KB Articles: KB940157
      WS4 lets you perform an instant search of your computer. WS4 helps you find and preview documents, e-mail messages, music files, photos, and other items on the computer. Please refer to the Knowledge base article KB940157 for a full description of the technology.

      Note The WS4 installation process automatically upgrades previous versions of Windows Search technologies.

      This download is for Microsoft Windows Vista Service Pack 1 or higher and Microsoft Windows Server 2008 only. To download Windows Search 4.0 for other supported versions of Microsoft Windows, see Related Downloads below.
  • System Requirements

    Supported Operating System

    Windows Server 2008, Windows Vista Service Pack 1

  • Install Instructions

      1. To start the download, click the Download button on this page and then do one of the following, or select another language from Change Language and then click Change.

        • Click Run to start the installation immediately.

        • Click Save to copy the download to your computer for installation at a later time.

  • Related Resources

Popular Downloads

Free PC updates

  • Security patches
  • Software updates
  • Service packs
  • Hardware drivers
Run Microsoft Update