Windows Installer 4.5 is available

INTRODUCTION

Microsoft Windows Installer is a component of the Windows operating system. Windows Installer provides a standard foundation for installing and uninstalling software. Software manufacturers can create the setup of their products to use Windows Installer to help make software installation, maintenance, and uninstallation straightforward and easy.

Windows Installer 4.5 is released with Windows Vista Service Pack 2 (SP2) and Windows Server 2008 SP2.
And Windows Installer 4.5 is released as a redistributable for the following operating systems:
  • Windows XP SP2
  • Windows XP SP3
  • Windows Server 2003 SP1
  • Windows Server 2003 SP2
  • Windows Vista
  • Windows Vista SP1
  • Windows Server 2008
Important Windows Installer 5.0 is released with the following operating systems. Therefore, Windows Installer 4.5 does not apply to these operating systems.
Additionally, there is no redistributable for Windows Installer 5.0.
  • Windows 7
  • Windows 7 SP1
  • Windows Server 2008 R2
  • Windows Server 2008 R2 SP1
  • Windows 8
  • Windows Server 2012
  • Windows 8.1
  • Windows Server 2012 R2

How to obtain Windows Installer 4.5 redistributable

Before you download this redistributable, you must determine whether you are running a 32-bit or 64-bit version of Windows.

Automatic version detection result

You are currently using a 32-bit operating system.
Note If the auto detection result is not displayed on your screen, view How to determine whether a computer is running a 32-bit version or 64-bit version of the Windows operation system.

Download Windows Installer 4.5 redistributable

The following file is available for download from the Microsoft Download Center:

Download Download Windows Installer 4.5 now.

Note Check the following table to find which file to choose for your operating system:

Operating SystemFiles to choose from the Microsoft Download Center
Windows XP SP2
Windows XP SP3
For 32-bit: WindowsXP-KB942288-v3-x86.exe
For 64-bit: WindowsServer2003-KB942288-v4-x64.exe
For IA64 Platform: WindowsServer2003-KB942288-v4-ia64.exe
Windows Server 2003 SP1
Windows Server 2003 SP2
For 32-bit: WindowsServer2003-KB942288-v4-x86.exe
For 64-bit: WindowsServer2003-KB942288-v4-x64.exe
For IA64 Platform: WindowsServer2003-KB942288-v4-ia64.exe
Windows Vista
Windows Vista SP1
Windows Server 2008
For 32-bit: Windows6.0-KB942288-v2-x86.msu
For 64-bit: Windows6.0-KB942288-v2-x64.msu
For IA64 Platform: Windows6.0-KB942288-v2-ia64.msu
Installation of the Windows Installer 4.5 package requires a reboot to successfully update the required binaries.

For more information, view How to obtain Microsoft support files from online services.
Virus-scan claim
 

More Information

New and improved features in Windows Installer 4.5
Issues that are addressed in Windows Installer 4.5
Properties

Article ID: 942288 - Last Review: Mar 5, 2015 - Revision: 1

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