How to Block & Unblock usb Ports
In this post I will show how to disables/blocks the USB ports on the computer (PC). Once this is done it will immediately disable all the USB ports on the computer. As a result the you?ll will not be able to use your pen drive or any other USB peripheral on the computer.You can test this on your own computer without any worries since I have also given a trick to re-enable/unblock all the USB ports.
FIRST OF ALL
GO TO --> START --> RUN
NOW TYPE REGEDIT
NOW LOOK FOR THE KEY :
NOW FIND THE KEY THERE CALLED :-
DOUBLE CLICK ON IT.
NOW CHANGE THE VALUE DATA 3 --> 4
WHERE ITS BASE IS HEXADECIMAL
HERE YOU GO
YOU HAVE DONE IT
NOW CLOSE THE REGISTRY AND YOU’LL SEE THE RESULT.
YOUR PC’S ALL USB PORTS ARE DISABLED
TO RE-ENABLE/UNBLOCK USB PORTS JUST CHANGE THE VALUE DATA AGAIN 4 --> 3
NOW YOUR PC’S ALL USB PORTS ARE RE-ENABLED.