The table in this topic identifies the released versions of the Windows Installer. For more information, see Operating System Property Values.
| Release | Version | Description |
|---|---|---|
| Windows Installer 2.0 | 2.0.2600.0 | Released with Windows XP. |
| Windows Installer 2.0 | 2.0.2600.1 | Released with Windows 2000 Server with Service Pack 3 (SP3). |
| Windows Installer 2.0 | 2.0.2600.1183 | Released with Windows 2000 Server with Service Pack 4 (SP4). |
| Windows Installer 2.0 | 2.0.2600.2 | Released as a redistributable. |
| Windows Installer 2.0 | 2.0.2600.1106 | Released with Windows XP with Service Pack 1 (SP1). |
| Windows Installer 2.0 | 2.0.3790.0 | Released with Windows Server 2003. |
| Windows Installer 3.0 | 3.0.3790.2180 | Released with Windows XP with Service Pack 2 (SP2). Released as a redistributable. |
| Windows Installer 3.1 | 3.1.4000.1823 | Released as a redistributable. This version is has the same functionality as version 3.1.4000.2435. |
| Windows Installer 3.1 | 3.1.4000.1830 | Released with Windows Server 2003 with Service Pack 1 (SP1) and Windows XP Professional x64 Edition. Update this version to version 3.1.4000.2435 to address the issue discussed in KB898628. |
| Windows Installer 3.1 | 3.1.4000.3959 | Released with Windows Server 2003 with Service Pack 2 (SP2). |
| Windows Installer 3.1 | 3.1.4000.2435 | Released with a fix to address the issue discussed in KB898628. This is the latest version of Windows Installer 3.1. |
| Windows Installer 3.1 | 3.1.4001.5512 | Released with Windows XP with Service Pack 3 (SP3). |
| Windows Installer 4.0 | 4.0.6000.16386 | Released with Windows Vista. |
| Windows Installer 4.0 | 4.0.6001.18000 | Released with Windows Vista with Service Pack 1 (SP1) and Windows Server 2008. |
| Windows Installer 4.5 | 4.5.6002.18005 | Released with Windows Vista with Service Pack 2 (SP2) and Windows Server 2008 with Service Pack (SP2.) |
| Windows Installer 4.5 | 4.5.6000.20817 | Released as a redistributable for Windows Vista. |
| Windows Installer 4.5 | 4.5.6001.22162 | Released as a redistributable for Windows Server 2008 and Windows Vista with SP1. |
| Windows Installer 4.5 | 4.5.6001.22159 | Released as a redistributable for Windows XP with Service Pack 2 (SP2) and later, and Windows Server 2003 with SP1 and later. |
Windows Installer 5.0 will be released with Windows Server 2008 R2 and Windows 7.
For information about how to determine the Windows Installer version, see Determining the Windows Installer Version.
For a list of changes in each of the Windows Installer versions, see What's New in Windows Installer.
For information about obtaining the latest Windows Installer redistributable, see Windows Installer Redistributables.
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Build date: 8/13/2009
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