Going wireless are the trend today, but even then, one cannot discount the importance of the Universal Serial Bus or USB connection. A computer cannot reach its maximum potential without the connected devices that perform various tasks, like the printer, mouse, keyboard and other wired devices.
While the USB port is a very useful and indispensable part of the computer, it is also as vulnerable as the computer itself. The physical port can become damaged or may suddenly stop working without warning. If a USB port stops functioning, it also prevents the system from processing requests to the external device.
The physical USB port can be damaged due to a number of reasons. For one, water can damage the port and render it useless. Also, it could be that the internal connections within the port to the computer is broken. Any malware attack can also modify any software that allows the USB to make the connection.
These problems are true for any computer, especially in an HP laptop. Some user reports complain that the USB ports stop working when connecting a device. Like any other part of the computer, the USB port can cause troubles, but it is also possible to be fixed with these methods.
In an HP laptop, there are instances when the USB ports do not work, but can be resolved by removing the external devices and the battery, and then reconnecting them again.
a. Disconnect all USB-plugged devices from the HP laptop.
b. Turn the laptop off and unplug from the power socket.
c. Take out the battery carefully. If you do not know how to do this, refer to your laptop’s manual to ensure you are doing it the right way. Unseating the battery wrongly may damage the battery itself. Wait for 10 minutes before putting it back.
d. Plug all USB devices previously disconnected and plug your laptop to the power source.
e. Turn the HP laptop on and see if the USB devices are connected properly.
You make tweak settings of the USB Root Hub to solve the error.
a. Press Win + R to launch Run. Type in devmgmt.msc in the box provided and select OK. This opens the Device Manager window.
b. Find Universal Serial Bus controllers and double click on it. Then, on the expanded list, select the first USB Root Hub.
c. Tick the box indicating Allow the computer to turn off this device to save power and select OK.
d. Repeat this process on the other USB Root Hub items on the list.
e. Re-plug the devices on the USB ports and see if the system detects them.
Another possible fix is through the Device Manager.
a. On the search bar, type Device Manager and click top result.
b. Follow the next steps depending on how the system reads the device:
If this is the case, it may be that the device driver is not set up properly or is not installed. This happens when the USB device was unplugged before Windows can finish the setup. To solve this, the driver needs to be installed and the reinstalled.
a. Unplug the device from the USB port.
b. Right click on the Unknown Device and select Uninstall option.
c. A window that asks to Confirm Device Uninstall will appear.
d. Tick the box that says Delete the driver software for this device. Select OK.
e. Reboot the laptop and reinstall device following the manufacturer instructions or wizard.
If the USB port is working properly but the drivers need are not installed, this are the steps:
a. Disconnect the device and wait for 20 seconds.
b. Replug and install the device drivers following the manufacturer instructions or wizard.
If this error occurs, it means that the USB port is working properly, and plug-and-play is supported. There may be a physical issue within the device or device driver. Do one of these methods to see if it fixes the problem:
1) Reboot the PC and plug the device to the USB port again.
2) Disconnect the device and uninstall its corresponding drivers, wait for a few moments and then reinstall its software.
3) Reinstall the device by:
a. Right click on the name of the device and select Uninstall option.
B. A window that asks to Confirm Device Uninstall will appear.
C. Tick the box that says Delete the driver software for this device. Select OK.
D. Reboot the laptop and reinstall device following the manufacturer instructions or wizard.
4) If it is a communication device, you can try editing the COM port number by double clicking the device name and going to Port Settings > Advanced> COM Port Number. Click OK.
If the device is not listed, try the other fixes mentioned other than on the Device Manager.
The USB not working issue on an HP laptop can be resolved using any one these methods. However, if not one of this works, you can contact a professional to help you and solve the issue quickly and efficiently.