Custom Classes: Deny read access

This policy setting denies read access to custom removable storage classes.

If you enable this policy setting, read access is denied to these removable storage classes.

If you disable or do not configure this policy setting, read access is allowed to these removable storage classes.

Enter GUID in format {xxxxxxxx-xxxx-xxxx-xxxxxxxxxxxx},

include brackets. Each custom GUID must be a separate entry

GUID for custom removable storage class:

Registry Hive	HKEY_CURRENT_USER
Registry Path	Software\Policies\Microsoft\Windows\RemovableStorageDevices\Custom\Deny_Read\List
Value Name	{number}
Value Type	REG_SZ
Default Value