Ideas to Recognize the Error USB Device Not Recognized
USB device not recognized is actually a windows error which shows up on the screen right after the user attempts to attach an external device to the system. It means that the computer hasn’t recognized the USB device plugged into the system. The USB device might bementioned as an unknown device in Device Manager when this condition occurs.
Triggers
The situation may emerge as a consequence of one or more of the following factors:
Affixed hubs
Faulty USB driver versionsZero support for USB 2.0
Hooked up devices
Additional system hardware or configurations which can adjust the timing
Breakdown of the host controller hardware
Suggestions
In order to eliminate the issues identified above the following solutions may need to be applied:
1. An unsecure or loose connection is probably the more popular factors that cause the error USB device not recognized.
The consumer should remove the current USB device from the pc in the situation where one is attached. This is done because it is possible that the connection is not secure and has now become loose. The device should then be re attached to the system firmly through the USB port.
2. Scan in order to access hardware changes in device manager that may be causing a situation in which the USB device is not recognized.
A computer owner should scan for recently installed hardware by manipulating the Device Manager. This is successfully done by navigating from the start menu to the ‘run’ option. Just after the ‘run’ option is chosen the characters Devmgmt.msc should be typed into the pop up box. The option ??~OK??T should then be selected. By making use of the action menu, the computer owner should subsequently click ??~scan for hardware changes??T. This step will induce windows to scan and locate any devices that were recently installed. Soon after this action has been done all control panels and opened device managers should be closed. Soon after completing the steps in this process the user should try to ascertain whether the system has started to recognize the USB devices or devices.
3. USB Hub Power Management
error addressing technique calls for the disabling of the power management of the USB hub. Adherence to the steps outlined below should result in the disabling of the power management on the USB hub
A. Click Start, followed by ‘Run’.
B. Enter the characters devmgmt.msc in the popup box, after which you can click Ok. Expand the Universal Serial Bus Controllers’ node,
C. The next course of action is to carry out the steps below for each listed USB Root Hub:
1. Use the right-click mouse function on the USB Root Hub and next select (by clicking) Properties.
2. Click the Power Management tab.
3. Mouse click to clear the ‘Allow the computer to turn off this device to save power’ check box, followed by clicking Ok.
It is important to note that if the method below is applied to a laptop computer then battery life may end up being reduced.The issue can sometimes be resolved by removing the USB device, shutting down the system for a period of twenty minutes before restarting it.
More Info
If application of all the solutions fail then the user is advised to contact the manufacturer for new driver information This is essential since the drivers may need to be updated. And additionally a hardware failure could exist and in this case the service of a hardware expert is required.
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