Allow active content from CDs to run on user machines
- Policy ID
- Advanced_CDUnlock
- Scope
- Computer Configuration, User Configuration
- Supported on
- At least Internet Explorer 6.0 in Windows XP with Service Pack 2 or Windows Server 2003 with Service Pack 1
- Source
- Administrative Templates (.admx) for Windows 11 2026 Update (26H2) (version 1.0)
- Category
- Windows Components › Internet Explorer › Internet Control Panel › Advanced Page
Description
This policy setting allows you to manage whether users receive a dialog requesting permission for active content on a CD to run.
If you enable this policy setting, active content on a CD will run without a prompt.
If you disable this policy setting, active content on a CD will always prompt before running.
If you do not configure this policy, users can choose whether to be prompted before running active content on a CD.
Registry
ComputerHKEY_LOCAL_MACHINE
HKLM\Software\Policies\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_LOCALMACHINE_LOCKDOWN\Settings View registry values
- LOCALMACHINE_CD_UNLOCKREG_DWORD
UserHKEY_CURRENT_USER
HKCU\Software\Policies\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_LOCALMACHINE_LOCKDOWN\Settings View registry values
- LOCALMACHINE_CD_UNLOCKREG_DWORD