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Configure list of IEEE 1667 silos usable on your computer

Policy ID
ApprovedSilos
Scope
Computer Configuration
Supported on
At least Windows Server 2008 R2 or Windows 7
Source
Administrative Templates (.admx) for Windows 11 2026 Update (26H2) (version 1.0)
Category
System › Enhanced Storage Access

Description

This policy setting allows you to create a list of IEEE 1667 silos, compliant with the Institute of Electrical and Electronics Engineers, Inc. (IEEE) 1667 specification, that are usable on your computer.

If you enable this policy setting, only IEEE 1667 silos that match a silo type identifier specified in this policy are usable on your computer.

If you disable or do not configure this policy setting, all IEEE 1667 silos on Enhanced Storage devices are usable on your computer.

Options

  • Usable IEEE 1667 Silo Type Identifiers:
  • Each silo type identifier must be a separate entry.
  • For more information on how to set a silo type identifier for this policy search for "Enhanced Storage Access" on Microsoft TechNet.

Registry

ComputerHKEY_LOCAL_MACHINE
HKLM\Software\Policies\Microsoft\Windows\EnhancedStorageDevices\ApprovedSilosView registry values
  • SiloAllowListPolicyREG_DWORD
HKLM\Software\Policies\Microsoft\Windows\EnhancedStorageDevices\ApprovedSilos\ListView registry values
  • (list values)REG_SZ

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