How to Enable/Disable USB Ports in Windows

Ever wondered why your USB drive doesn’t work when you plug it in your college or your office PC? There is a simple answer that the USB ports are disabled by changing the registry settings to prevent any data threat. This also comes in very handy for shared systems.

Anyone can easily tweak the registry settings to either enable/disable the usb port. But to do this one should have Administrator privilages. So here’s how its done :

Note: You should backup registry before performing the below given task because changing wrong value may create serious problem in your PC.

Step1: Type Windows+R to open the RUN window.










Step2: Type regedit and click on OK button.

This will open the Registry editor.


Step 4: Now open the following location from the left hand side of the registry editor



Step 5: Right click the registry 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.


That’s it. That’s how you can easily enable or disable USB ports in Windows computer.

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