Policy

Specify the types of events Windows Installer records in its transaction log

Windows 11 25H2

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Policy overview

Key metadata and intent for this policy.

ClassComputer
CategoryWindows Components > Windows Installer
Supported onAt least Windows 2000

Supported OS tags: Windows10, Windows10RT, Windows11, Windows2000, Windows7, Windows8, Windows81, WindowsRT, WindowsRT81, WindowsServer2003, WindowsServer2008, WindowsServer2012, WindowsServer2012R2, WindowsServer2016, WindowsVista, WindowsXP

Specifies the types of events that Windows Installer records in its transaction log for each installation. The log, Msi.log, appears in the Temp directory of the system volume. When you enable this policy setting, you can specify the types of events you want Windows Installer to record. To indicate that an event type is recorded, type the letter representing the event type. You can type the letters in any order and list as many or as few event types as you want. To disable logging, delete all of the letters from the box. If you disable or do not configure this policy setting, Windows Installer logs the default event types, represented by the letters "iweap."

Internal name
MSILogging
Policy ID
84bd92c191ac
Elements
1

Registry values

How enabled and disabled states update the registry.

No explicit registry values are set for enabled or disabled states.

Policy elements

Inputs and configuration options exposed by this policy.

ElementTypeRegistry mappingConstraints & behavior
Logging
ID MSILogging
text
HKLM\Software\Policies\Microsoft\Windows\Installer\Logging
Type REG_SZ
None

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