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How can I prevent users from connecting to a USB storage device?
Article ID: 823732 - View products that this article applies to.
Assume that you want to prevent users from connecting to a USB storage device that is connected to a computer that is running Windows XP, Windows Server 2003, or Windows 2000. This article discusses two methods that you can use to do this.
To prevent users from connecting to USB storage devices, use one or more of the following procedures, as appropriate for your situation.
If a USB storage device is not already installed on the computerIf a USB storage device is not already installed on the computer, assign the user or the group and the local SYSTEM account Deny permissions to the following files:
If a USB storage device is already installed on the computer
If a USB storage device is already installed on the computer, you can change the registry to make sure that the device does not work when the user connects to the computer. To have us fix this problem for you, go to the “Fix it for me” section. If you would rather fix this problem yourself, go to the “Let me fix it myself” section.
Fix it for me
To fix this problem automatically, click the Fix this problem link. Then, click Run in the File Download dialog box, and follow the steps in this wizard.
Fix this problem
Microsoft Fix it 50061
Note this wizard may be in English only; however, the automatic fix also works for other language versions of Windows.
Note if you are not on the computer that has the problem, save the Fix it solution to a flash drive or a CD and then run it on the computer that has the problem.
Now go to the "Did this fix the problem?" section.
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:
322756If a USB storage device is already installed on the computer, set the Start value in the following registry key to 4:
(http://support.microsoft.com/kb/322756/ )How to back up and restore the registry in Windows
When 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:
Did this fix the problem?Check whether the problem is fixed. If the problem is fixed, you are finished with this article. If the problem is not fixed, you can contact support
Please contact the vendor of your USB device to ask about a newer driver. For information about your hardware manufacturer, visit the following Web site:
http://support.microsoft.com/gp/vendors/en-usMicrosoft provides third-party contact information to help you find technical support. This contact information may change without notice. Microsoft does not guarantee the accuracy of this third-party contact information.
Article ID: 823732 - Last Review: May 22, 2013 - Revision: 8.0