WPD Devices: Deny write access
- Policy ID
- WPDDevices_DenyWrite_Access_2
- Scope
- Computer Configuration
- Supported on
- At least Windows Vista
- Source
- Administrative Templates (.admx) for Windows 11 2026 Update (26H2) (version 1.0)
- Category
- System › Removable Storage Access
Description
This policy setting denies write access to removable disks, which may include media players, cellular phones, auxiliary displays, and CE devices.
If you enable this policy setting, write access is denied to this removable storage class.
If you disable or do not configure this policy setting, write access is allowed to this removable storage class.
Registry
ComputerHKEY_LOCAL_MACHINE
HKLM\Software\Policies\Microsoft\Windows\RemovableStorageDevices\{6AC27878-A6FA-4155-BA85-F98F491D4F33} View registry values
- Deny_WriteREG_DWORD
HKLM\Software\Policies\Microsoft\Windows\RemovableStorageDevices\{F33FDC04-D1AC-4E8E-9A30-19BBD4B108AE}
- Deny_WriteREG_DWORD