It is also explained at http://support.microsoft.com/kb/823732
- GPO (Group Policy Object - Active Directory)
- Open Registry Editor.
- In Registry Editor, navigate to the following registry key:
- Locate the following value (DWORD):
- Close Registry Editor. You do not need to reboot the computer for changes to apply.
Enable usage of USB Removable Disks
- Go to the registry path found above.
- Locate the following value: Start and give it a value of 3.