The Microsoft Windows Installer 4.5 is an application installation and configuration service. This very software is required for installing some the latest software. This package is used to manage the installation and removal of applications by applying a set of centrally defined setup rules during the installation process. These setup rules define the installation and configuration of the installed application. In addition, you use this service to modify, repair, or remove an existing application.’

If a software needs the latest version of Microsoft Windows Installer you have to download it and install it on to your system. After Installing of Microsoft installer is completed you need to restart your pc to be able to use the features of newly installed installer.

New features in latest version

  1. Multiple Package Transaction
  2. Embedded UI Handler
  3. Embedded Chainer
  4. Update supersedency resiliency
  5. Custom action

File Size:- 3.2 MB
Version  :- 4.5
Homepage :- Microsoft Corporation
Download for :- Windows Xp, Windows Vista, Windows Server 2003


  1. I was searching for a Windows Installer which supports Custom action facility.
    Thanks for sharing this information.

  2. Hurrah, that’s what I was seeking for, what a data!

    present here at this blog, thanks admin of this website.


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