Get USB device not recognized error massage when you attach a device to your computer? It’s an vexatious problem. If you open Device Manager, you will see a device listed as Unknown Device next to a yellow question mark. How to fix this error?
Cause 1: Windows software or programs are outdated
Do you Update Windows software or programs regularly? It has a good chance that some outdated system software or programs cause Windows could not the recognize USB devices. all you need to do is to update the system.
Especially, if you are using Windows ME, 2000, 98 or even older systems, those systems probably cannot identify advanced USB devices. If you are using Windows XP or Vista, you won’t have a problem like this.
Cause 2 : The device does not have a device driver
Normally Windows have general drivers for devices that enable it to identify the devices. But sometimes it cannot recognize higher level devices. So you need to install the driver for the device by yourself.
Cause 3: Device driver or motherboard driver are outdated
Outdated driver can also cause this error. You need to find out the model of the device and your operating system, then go to find the latest driver for it. If you have installed the latest driver on your Windows XP or Vista System, but your computer still pop up “USB Device Not Recognised”. It is absolutely caused by the outdated motherboard driver.
In a word, updating your system and the driver for all computer hardware can solve the USB Device Not Recognised and Unknown Device problems. Furthermore, keeping your driver up to date also improve your computer performance and makes it run faster.
You can click here to use a update software to update your windows driver to fix unknown device problem. And you can visit my blog and learn how to update windows driver in minutes.
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