universal serial bus usb controller windows 7 gigabytes

Your USB ports not working problem is probably being caused by driver issues. ĥ) Repeat steps 3-4 for each USB Root Hub device in your list of Universal Serial Bus controllers Method 4: Check your device drivers (If you see only one USB Root Hub device, that’s fine)Ĥ) Un-check the Allow the computer to turn off this device to save power checkbox, and click OK. To rule this out as the cause of your USB woes, just stop Windows from ‘managing’ power to your USB controllers and devices:Ģ) Expand the Universal Serial Bus controllers branch.ģ) Double-click the first USB Root Hub device in the list, and click the Power Management tab. Unfortunately, sometimes this approach doesn’t work as intended, and Windows fails to switch your USB controllers on ntroller or the devices. In order to save power, by default, Windows swtiches your USB controllers off when they’re not in use, and switches back on again when they’re needed. Method 3: Check your power management settings If your usb keyboard or mouse stops working, use a PS2 keyboard instead. IMPORTANT: You’ll need to use a keyboard or a mouse to try any of below solutions. Sometimes, this can be fixed quite simply:ġ) Unplug the power supply and charger plug from your laptopģ) Connect your USB device to the PC again If, for some reason, your power supply is not able to provide adequate power to all the USB devices, they may stop working. Method 2: Check your power supply (laptop only)

After that, reboot PC and check to see if the problem is resolved. The easiest way that may resolve the problem is hold down the power button for 30 seconds or so. Just start at the top of the list and work your way down. Note that there are 5 possible methods here. If one of your USB devices isn’t working on Windows 7, whether it’s a USB keyboard, pen drive, printer or some other USB device altogether, this guide should resolve your problem.

Universal serial bus usb controller windows 7 gigabytes