TipHKCU\Software\Microsoft\Windows\CurrentVersion\Policies\
The Uninstall subkey contains entries that store Group Policy settings for Add/Remove Programs in Control Panel. The entries in this subkey are written and maintained by Group Policy and read and interpreted by Add/Remove Programs.
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For detailed information about particular Group Policy settings, see the Group Policy Reference (Gp.chm) on the Windows 2000 Resource Kit companion CD.
For general information about Group Policy, see Group Policy in Windows 2000 Help.
To see a table associating policies with their corresponding registry entries, see the Group Policy Reference Table.