You check if a usb device e.g. flash memory works in a good port. If it works, do that in the port you'd like to determine and see if your device is found.
Plug two or three devices into that port if none of them work the port is defective.
Put a known good device in that port...process of elimination!
One of the simplest ways is to use USB flesh drive, keyboard or mouse. Just connect to the port in question and try to use the device. If it works then the port is OK, otherwise you have found the port (or one of them) causing the problem.
First try moving the device to another USB port!!! Check that the usb device is functional in the Device Manager. some USB devices don't appear in Device Manager use the utility program that came bundled with the device to check for errors.
Hook a mouse to it or see if a keyboard works. They do make a USB port checker, a little spendy, but Google/Yahoo it to find out.
Yes. Your motherboard determine support for USB 3.0 . Your USB 3.0 devices can still be used in a USB 2.0 port but not with the upgraded speed. And USB 2.0 can be used in USB 3.0 port with it's original speed. Often USB 3.0 is marked with the color blue.
BestBuy or Walmart
USB port.
The USB port is hardware.
A FD (flashdrive) is a portable data storage device that uses flash memory. A USB port is a port for a USB cable or anything that has USB capabilities, to plug into. For example, a FD normally plugs into a USB port.
USB Port is a port that allows information to be extracting and place on a computerThe fullform of USB is Universal Serial Bus.
They work with any computer that has a USB port, to a USB device.