How to disable/enable USB Port in Windows 7

Disabling USB ports is an effective way to prevent confidential information from being stolen and to protect the computer against undesirable files that can be copied from the device connected to a USB port.

You can enable/disable your USB port in 5 simple functions.For this method you have edit your registry to enable/disable the USB port.


In Windows 7  press Windows key+R and type as “regedit



It will open the Registry Editor of  your Windows 7



After opening Registry edit browse the following path in reght side bar of registry editor

The Path to go: “HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\USBSTOR


 Then right click the registry “Start” which is rectangled in red color in the below screenshot of registry editor



Right Click “Start” and Click modify

  • To enable USB ports: change the value from “4″ to “3″
  • To disable USB ports: change the Value for “3″ to “4″



Reference Site



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