Usb Disable

this trick is very usefull.....

i will teach you step by step....

so first of all Click on “Start” and navigate to “Run” or by  clicks on the Windows button + R.
Type “regedit” in the text box and hit “Enter”.
Now,navigate toHKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\UsbStor

Click on UsbStor and at the right-panel,double click “START”
Now,in the Value Data box, set the hexadecimal value to 4 and finally click on “OK” and exit the Registry editor.That's all for disabling USB ports.

Now,if you would like to re-enable an already disabled port,just: