This is hard to say. However, the socket could have a short in it. Or you might need to reinstall the drivers. If worse comes to worse, you could try unplugging the socket if this is happening in just one socket in the front of the PC.
They work with any computer that has a USB port, to a USB device.
A 7 port USB hub is a device that plugs into a single USB port on the computer and offers 7 additional USB ports. This would be used in the event that a user had more USB devices to plug in than are available on the computer.
Put the usb in the usb port on the side of the computer
Those without at least one would be a rarity
If you store something on the computer you would put it on a usb port.
mostly no what is it
You can plug your ipod into the USB port. You can find the USB port sometimes on the front of your desktop but there is always a USB port in the back of your desktop. Same goes for a laptop but the USB port is found on the right or the left side of the laptop.
Those without at least one would be a rarity
You use the lead supplied with the Kindle - to connect to the computer's vacant USB port.
you plug it into a usb port on a computer and it does its magic.
a flash drive is a usb memory stick that saves any work you put on to it and it goes into the usb port on the computer
To unblock a USB port, simply click on the 'start' menu. From there, go to 'my computer', 'system tools', 'computer management' and then find the USB port in the list. From there, right click the icon and click 'enable'.