Removable Disks: Deny write access

This policy setting denies write access to removable disks. 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. Note: To require that users write data to BitLocker-protected storage enable the policy setting “Deny write access to drives not protected by BitLocker” which is located in “Computer Configuration -> Administrative Templates -> Windows Components -> BitLocker Drive Encryption -> Removable Data Drives. “

Additional Information

  1. Registry path is:

    HKEY_CURRENT_USER -> Software -> Policies -> Microsoft -> Windows -> RemovableStorageDevices -> {53f5630d-b6bf-11d0-94f2-00a0c91efb8b} # Deny_Write

  2. The Administrative Template path is:

    System -> Removable Storage Access


* Making mistakes while changing registry values can affect your system adversely. We recommend you to create a System Restore point before making registry manipulation. If you're new to Registry Editor, read this beginner's guide.
** To locate the registry and administrative template path, checkout beginner's guide.
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