This simple registry tweak that can disable USB storage access can be particularly helpful in client/server environment to disable access to the USB Ports for a certain group of users.
- Goto Start–>Run… and type regedit and click OK.
- From the Registry Editor window that pops-up navigate and click on the following subkey:
HKEY_LOCAL_MACHINESYSTEMCurrentControlSetServicesUsbStor - From the right pane, right-click on Start and select modify. Then change the value data from 3(default) to 4 in hexadecimal mode.
- Close the Registry editor and restart.
That’s it!! USB port access is disabled.
To enable again just change the value data to the default value 3.
