Enable\Disable USB Regedit

 

Steps to Disable USB Ports from Registry

Steps to deactivate them on a PC from Windows registry are:

1. Click on start
2. Type regedit on Run window or Search and press enter. Now the registry editor opens
3. Navigate to the following registry path
   HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\UsbStor
4. Click on UsbStor and a list of attributes will be displayed on the right panel
   
   
5. Double click on start and set the hexadecimal value to 4 and click OK

Now the Universal Serial Bus on your PC is disabled. If you connect any USB device, your computer will not recognize them.

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How to Enable USB Ports On Your Computer from Registry

To do this you need to follow the steps 1 to 4 and set 3 as the hexadecimal value for start. This will reverse the effect.