Usb Device Error-- Usb Unknown Device Problem Solutions

USB unknown device? Error messages like "Unknown Device" or "USB device not recognized" are very annoying problems

. It bothers a lot of people. The error messages appear, when you plug a printer, scanner, camera or other USB devices to your computer. And you will not be able to use the device.

Why do the problems keep happening? How can we solve them? There are two issues that can cause the problems.

Case 1: Device Driver is installed improperly or damaged.

A USB device (like Printer, scanner, joystick and other hardware) needs suitable driver to be recognized by Windows system and work properly on the computer. When you buy a new USB device you need to install the driver for it first. Or your system will pop up the error messages and you will not be able to use it.

This problem not only happens to new hardware but also old devices. Because driver files are easily damaged or deleted by some illegal operations or viruses. When a driver is damaged, the corresponding device will not be recognized and cannot work properly. To fix it, you can download the latest driver for the device and install it on your computer.

Case 2: USB Driver damaged or outdated.

If you have installed the latest driver for the device but it still does not work, then your USB driver is probably damaged or outdated. USB driver is used for recognizing a USB device that is plugged to the computer. If the USB driver is damaged or outdated, Windows will not be able to recognize all the USB devices that plugged to the computer. And the USB devices attached to a computer will be deemed to be Unknown. The only way to fix the problem that caused by damaged and outdated USB driver is update or reinstall it.

In a word, the USB unknown device error results from driver problem. To fix the problem, you need to reinstall and update the device and USB drivers on your computer.

You can click here to use a help you update all the drivers on your computer in minutes. And you can click here to find more information to fix the and update Windows drivers on your computer.

by: Kalpha

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