USB device Not Recognize?

USB device Not Recognize?USB device Not Recognize?


When you try to access data on an external USB hard drive, you may receive the following error:

“”USB Device not recognized: One of the devices attached to this computer has malfunctioned and windows does not recognize it.””
This issue can be caused if any of the following situations exist:
  • The currently plugged USB driver has become unstable or corrupt.
  • Your PC requires an update for issues that may conflict with a USB external hard drive and Windows.
  • Windows may be missing other important updates hardware or software issues.
  • Your USB controllers may have become unstable or corrupt.
  • Your external drive may be entering selective forced closed.
  • Your PC motherboard may need updated drivers.
To Solve the issue Follow the steps listed below i the ordered way if the first method wont work proceed to next method.
METHOD 1:Uninstall and reinsert the drive
  This method solve the issue where the currently loaded USB drivers become unstable or corrupted
  1. Click Start, type Device Manager in the Search box.
  2. Click Device Manager from the returned list.
  3. Click Disk Drives from the list of hardware.
  4. Right-click the USB external hard drive with the issue, and click Uninstall.
  5. After the hard drive is uninstalled, unplug the USB cable.
  6. Wait for 1 minute and then reconnect the USB cable. The driver should automatically load.
  7. Check for the USB drive in Windows Explorer.

Install Hot fixes that resolve issues that may exist on Windows 7

This Hot fixes in this method can resolve a known conflict with a USB external hard drive and Windows.

  1. Go to KB 976972 You encounter problems when you move data over USB from a Windows 7 or Windows Server 2008 R2-based computer that has an NVIDIA USB EHCI chipset and at least 4GB of RAM.
  2. Under Update information, click Download the update package now that corresponds with your version of Windows 7.
    1. If you’re unsure of which version of Windows 7 you are running, click the Start button, right click Computer, then click Properties.
      • If “64-bit Operating System” is listed next to System type, you’re running the 64-bit version of Windows Vista or Windows 7.
      • If “32-bit Operating System” is listed next to System type, you’re running the 32-bit (x86) version of Windows Vista or Windows 7.
  3. Click Continue. If a User Account Control permission, click Yes.
  4. Click Download, then click Open.
  5. The download should start in 30 seconds. If it does not, click Start Download, then click Open.
  6. Follow the onscreen instructions to complete the download and installation.
  7. Go to KB 974476 The computer stops responding when an USB device resumes from the USB Selective Suspend state in Windows 7 or in Windows Server 2008 R2
  8. Click View and request hotfix downloads. Click Select hotfix.
  9. If prompted, review the license agreement. If you agree to the terms, click I Accept.
  10. Check the box next to your version of Windows 7, then enter your email in the boxes below.
  11. Enter the word verification, then click Request hotfix.
  12. Check your email. You will soon see an email from Microsoft with a download link for the hotfix. Click the link and follow the onscreen instructions to download and install the hotfix.
  13. Restart your computer.

If your problem still persists, proceed to Method 3.

Method 3: Install the latest Windows Updates

This method will install the latest device drivers for your USB external hard drive.

  1. Click the Start button, type Windows Update in the Search box, then click Windows Update in the results pane.
  2. Click Check for Updates. After the scan is complete, click Review optional updates.
  3. Click the check box next to the updates, then click Install updates.
  4. If prompted, review the license agreement, then click I Accept.
  5. Follow the onscreen instructions to download and install the updates.
  6. If prompted, reboot your computer.

USB device Not Recognize

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