Microsoft

Thank You for Downloading

  • Security Update for Windows Server 2008 R2 x64 Edition (KB2803821)

    Choose the files that didn't download

    File Name: Download Link File Size
    Windows6.1-KB2803821-v2-x64.msu (recommended) Start download 1.4 MB

    If your download does not start after 30 seconds, click this link:   Start download

    Instructions

    1. To start the download, click the Download button 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.

Popular Downloads

Free PC updates

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