How to disable USB Sticks ()Pen Drive) and limit access to USB storage devices on Windows Systems

If a USB storage device is already installed on the computer
If a USB storage device is already installed on the computer,
Let me fix it myselfImportant This section, method, or task contains steps that tell you how to modify the registry. However, serious problems might occur if you modify the registry incorrectly. Therefore, make sure that you follow these steps carefully. For added protection, back up the registry before you modify it. Then, you can restore the registry if a problem occurs. For more information about how to back up and restore the registry, click the following article number to view the article in the Microsoft Knowledge Base: 322756 (http://support.microsoft.com/kb/322756/ ) How to back up and restore the registry in WindowsIf a USB storage device is already installed on the computer, set the Start value in the following registry key to 4: HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\UsbStorWhen you do this, the USB storage device does not work when the user connects the device to the computer. To set the Start value, follow these steps:Click Start, and then click Run.In the Open box, type regedit, and then click OK.Locate and then click the following registry key:HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\UsbStorIn the details pane, double-click Start.In the Value data box, type 4, click Hexadecimal (if it is not already selected), and then click OK.Exit Registry Editor.Did this fix the problem?