Usb port has malfunctioned windows 7

If these don't work, don't worry. Follow the below guide to effectively repair not working USB ports and make external storage devices detectable again without losing any data now. If the device shows up, it could be the loosened connection that caused the issue. If the USB or external drive doesn't show up, move to the next guide.

Then recheck if the device shows up. If not, move to Step 2. If yes, change a new one and reconnect your external hard drive to your PC. If the device shows up, you can stop here. If it's still not working, continue with Step 3. Note that, if your computer pops up an error message, telling that "Power surge on the USB port. A USB device has malfunctioned and exceeded the power limits of its hub port.

You should disconnect the device So how to fix the problematic USB port on your computer? Move to the next part, you'll learn how to effectively fix this issue on your own. By following the methods below, you will get the USB port not working issue fixed and repair the USB port to work again:. Step 1. Step 2. Connecting your USB external hard drive into a non-powered USB hub can cause a lack of enough power to operate the external drive.

Instead, plug it directly into your computer. The hotfixes in this method can resolve a known conflict with a USB external hard drive and Windows. Under Update information, select Download the update package now that corresponds with your version of Windows 7. Select Continue. If a User Account Control permission prompt occurs, select Yes. The download should start in 30 seconds.

Step 3. Check if the computer detects the USB device and assigns it a drive letter. Is your computer's USB port not working properly? Check the available USB ports one by one and see whether it is a computer hardware problem or a problem with the device itself. If changing to another port solves the problem, then there is something wrong with the previous port.

You can give up on that broken port, or send your computer for repair. If the USB drivers are unstable or damaged, this method removes those drivers. Know that uninstalling the drivers can cause all USB ports to become dysfunctional.

Do this for all USB drivers one by one. Restart your PC. Give this method a go and see if it works for you. Navigate to the "Driver" tab and choose " Update Driver ".

Step 4. When asked how do you want to search for driver software, there are two options. This way uses an automatic update by Windows. When this is finished, all you need to do is to disconnect the USB device, restart the computer, and reconnect the USB device again. Windows will install the latest driver for you. When you choose this option, you need to continue with the pop-up "let me pick from a list of device drivers on my computer.

From the list, select Generic USB hub, which is normally the only choice. Click "Next" and then Windows will install the driver for you. On the Edit Plan Settings window, click Change advanced power settings. Step 7. Expand USB selective suspend setting. And set it as Disabled.

Step 8. After that, click Apply and OK to save the change. Then you can restart your computer and check whether the last USB device you connected malfunctioned Windows 10 error has been solved. If not, try the following fixes. Sometimes removing the power supply can fix the last USB device you connected malfunctioned error. Here are detailed steps. If the drivers that run your flash drive get corrupted, you can also receive the last USB device malfunctioned Windows 10 error.

Right-click Windows Start menu and choose Device Manager. Repeat this for all other devices listed under the Universal Serial Bus controllers section. Restart your computer. Locate to the Universal Serial Bus Controllers section and expand it.

Step 3. Right-click on it and then select the Properties. Switch to the Power Management tab and then uncheck the option Allow the computer to turn off this device to save power. At last, click OK to confirm the change. Click to tweet. How to recover data from the malfunctioned USB drive? The following will show you detailed steps.