Check that the USB port’s power is not being turned off. Go to Device Manager > Universal Serial Bus Controllers > right click Root Hub > Properties > Power Management and check that the option “Allow the computer to turn off this device to save power” has been unchecked. To get to Device Manager, press the Win key + x key (both together The USB device may become unresponsive because of a race condition in the Selective Suspend feature. The Selective Suspend feature suspends the USB device to efficiently maintain battery power by enabling the computer to turn off the USB device. However, sometimes this feature may not correctly wake up the USB device. Here is a list of solution that i have tried and failed: 1.Use Device Manager to scan for hardware changes 2.Restart the computer 3.Disable and re-enable the USB controller 4.Fix it for me. If anyone else has other solutions for me to try. That would be much appreciated. Solution 7: Update Generic USB Hub drivers manually. Step 1: Type cmd in the search box next to the Start button. Step 2: Right-click on Command Prompt to choose Run as administrator. A UAC or User Account Control Box will show up, click Yes. Step 3: Type devmgmt.msc and then press Enter to open up Device Manager. Second. Fix a USB flash drive that is not working (in three ways) There are three options available for you. Method 1. Try a different USB port or PC. Insert the USB stick into another USB port on your PC or connect it to another PC to exclude that the cause is not from the USB flash drive itself. Method 2. Update USB driver Basic USB-C functionality like connecting my smartphone still works, but I cannot connect my monitor or keyboard via the HP Spectre USB-C travel dock anymore. The LED of the dock does not light up either. The other USB-C port is still working fine (dock LED is on even if PC is turned off and all connected periphery is working fine). Step 1: Right-click on the Windows key and open the Device Manager menu. Step 2: Find the USB device from the list and right-click on it. Step 3: Select Properties from the context menu. Step 4 JmEK.

pc usb ports not working