Regardless of your device being a mouse, keyboard, camera or other computer hardware, when you try to connect it to your computer, you are quite familiar with a ‘USB device not recognized‘ error. Though the USB ports of your computer are working fine, your computer sometimes fails to recognize the USB device. When you face this issue, the Device Manager shows that your PC has an unknown device attached to it. There are several reasons for which your computer finds it arduous to identify the USB device. This article highlights all the possible causes of this problem along with the applicable solutions. Therefore, go through the article if you are struggling with this issue.
Your external drive may enter ‘selective suspend’ and make the USB device unrecognizable. When you connect a damaged USB device to your computer, your system cannot recognize it. When the host computer malfunctions, you face issues with USB devices. The USB devices may require USB ports which are not supported by your system. Though it seems silly, the computer cannot recognize the USB device when you do not plug it into the USB port correctly.
Another reason for this issue is that the Power Supply Unit is not supplying enough power to the USB port. The problem also arises due to problems within your Windows registry. An older version of Windows becomes incompatible with some USB devices and cause problems. This problem occurs due to the failures of the controller’s USB ports on the motherboard. When you connect too many USB cables to your computer, some USB devices can become unrecognizable. Finally, software bugs can be the other causes of this issue.
Disconnect the USB device from your PC, wait for sometime, and reconnect it to your system. Then, reboot your system and check whether the PC recognizes the USB device or not.
Use a different USB cable or connect the device directly to your system through the USB hub. It will solve the problem if the USB cable you were using a defective USB cable.
To determine whether the USB device is faulty, connect it to another computer. If the other computer also fails to recognize the device, then the device is defective. Disconnect other USB devices from your PC.
Make sure that you have installed drivers for all the applications installed on your PC. It is also essential to ensure that whether the drivers are compatible with your Windows and the Operating System.
Expand ‘Universal Serial Bus Controllers’ on your PC and select ‘Properties’ of the ‘USB Root Hub.’ Under the ‘Power Management’ tab uncheck ‘Allow the computer to turn off this device to save power.’ If you have more than one USB root hub, perform the same process a couple of times to fix the issue.
You can update your driver manually or automatically.
Go to ‘Control Panel’ and select ‘Power Options’ under ‘Hardware and Sound.’ Now, choose ‘What the power button does’ then uncheck ‘Turn on first startup’ and save the changes. After finishing this process, restart your computer and plug in the USB device to check that if your PC can recognize the device or not.
In the ‘Control Panel,’ you will find the ‘Power Options,’ Select it and click ‘Change plan settings.’ After that, choose ‘Change Advanced Power Settings.’ From the drop-down menu of ‘USB Settings’ select ‘UBS selective suspend settings.’ Disable both ‘On battery’ and ‘Plugged in’ settings and apply them to your PC. If the USB host controller is making this issue, then uninstall it from your PC.
This article is a detailed guideline for how to fix the issue when your computer is unable to recognize your USB device. After reading this article inform us whether it has been of any help to you or not.