If this per-machine system policy is set to 1 (one), all Patch Optimization options are turned off during the installation.

The patch optimization options and DisableFlyWeightPatching policy are available beginning with Windows Installer version 3.0.

Registry Key

HKEY_LOCAL_MACHINE\Software\Policies\Microsoft\Windows\Installer

Data Type

REG_DWORD

See Also

Not Supported in Windows Installer 2.0 and earlier

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Build date: 10/29/2009