In my previous article we discused how to disable a USB port in Windows 8. This article explains how to enable a USB port in Windows 8. We need to block a USB port when we want to protect our computer from viruses and other vulnerabilites from USB ports. To disable the USB port in the previous article we used a Registry Editor setting so to enable a USB port we can also use the Registry Editor setting. And this example only works for when the USB is blocked by a Registry Editor setting.
How to enable a USB port in Windows 8.
Go in the search box and type "Run" and click on the application that is shown or press "Win + R".
In the run window type "regedit" and click on "OK".
A "Registry Editor" window will be opened.
In the Registry Editor go to "HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\USBSTOR".
In the right panel double-click on "Start" and a new window will be opened.
In this window type "3" in the value's data and click on "Hexadecimal", click on "OK".
Restart your computer to apply this setting.
To Disable a USB port visit this link: