If your USB ports are not working correctly, it may be due to a variety of issues. Below are some steps you can take to troubleshoot and resolve the issue.
1. Check the USB port for physical damage. If the USB port has visible signs of damage (such as cracks, melted plastic, or loose pins) then it may need to be replaced.
2. Check the power supply. Make sure that the power supply is plugged in and that the connection is secure. Also, check the power switch on the device to make sure it is in the “on” position.
3. Unplug the device and plug it back in. This will reset the connection and may help fix the issue.
4. Reinstall any drivers associated with the USB port. If you have recently updated your device’s operating system, you may need to reinstall USB drivers associated with the port.
5. Check the USB port in Device Manager. Right-click on the Windows Start button, select “Device Manager”, then expand the list of Universal Serial Bus Controllers. If the port is not listed, it may be disabled and need to be enabled.
6. Update the BIOS. You may need to update your device’s BIOS to ensure it is up to date and supports the hardware connected to it. Refer to your manual for instructions on how to update the BIOS.
7. Test different cables/devices. Try connecting a different device, such as a USB storage device, to the port. If the device works, the port is likely functioning correctly. Also, try connecting the device using a different cable.
8. Uninstall and reinstall USB controllers. If the port is still not working, try uninstalling and reinstalling the USB controllers within Device Manager.
9. Check for hardware conflicts. Open Device Manager and look for any yellow question marks or exclamation points. These icons indicate a conflict between two pieces of hardware.
10. Disable any power saving features. Some USB ports may have power saving features that cause them to turn off when not in use. Check your device’s settings to disable these features and make sure the USB port is always powered on.
11. Resetting your device. In some cases, you may need to hard reset your device to restore it to its original factory settings. Refer to your manual for instructions on how to do this.
12. Use a USB port that is known to be working. Try connecting the device to a USB port on another computer or device that is known to be working. If the device works, the issue is likely with the USB port on your device and not the device itself.
13. Create a System Restore point. Before attempting any of the above solutions, it is recommended to create a System Restore point. This will allow you to roll back any changes if something goes wrong or the issue persists.
These are some common solutions for USB port issues. If none of these solutions work, it may be necessary to contact customer support or take the device to a repair shop.