How To Enable Or Disable USB Pen Drive Access Method 1(Using Registry) To disable the access to USB port, in windows XP and 2000: 1. Click Start–>Run. 2. Type regedit, and then click OK. 3. Locate, and then click the following registry key: HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\UsbStor 4. In the right pane, double-click […]