The “USB Device Not Recognised” error is a common problem when a computer cannot detect a connected USB device. This can be caused by various factors, including:
- Outdated or incorrect USB drivers
- Power supply issues
- Physical damage to the USB device or port
- Conflicts with other USB devices connected to the same computer
- Incorrect USB configuration in the computer’s operating system
How to Fix the USB Device Not Recognised Error in Windows 7, 8, and 10
Here are some comprehensive steps to fix the “USB Device Not Recognised” error in Windows 7, 8, and 10:
- Restart your computer and the device: Disconnect the device and restart both your computer and the device to see if it resolves the issue.
- Check for loose connections. Ensure the USB cable is securely connected to the computer and device.
- Update drivers: Go to Device Manager, locate the USB device, right-click on it, and select “Update Driver Software.” If the driver is unavailable, download the latest version from the manufacturer’s website.
- To disable power management for USB devices, Go to the Device Manager, locate the USB device, right-click on it, and select “Properties.” Then go to the “Power Management” tab and uncheck the box next to “Allow the computer to turn off this device to save power.”
- Uninstall and reinstall the USB device: Go to Device Manager, locate the USB device, right-click on it, and select “Uninstall.” Then, disconnect the device and restart the computer. The device should be automatically reinstalled and should work correctly.
- Try a different USB port: Connect the device to a different USB port on the computer to see if it resolves the issue.
- Run the Hardware and Devices Troubleshooter: Go to Control Panel > Troubleshooting > Hardware and Sound > Hardware and Devices, and run the troubleshooter to identify and fix the issue.
- Disable Fast Startup: Go to Control Panel > Power Options > Choose what the power buttons do, uncheck the “Turn on fast startup” option, and save changes.
If the above steps do not work, the issue may be with the device itself. You should consider contacting the manufacturer for further assistance.
How to update drivers
Here are the steps to update drivers in Windows:
- Go to the Start menu and search for “Device Manager.”.
- In Device Manager, locate the device whose driver you want to update.
- Right-click on the device and select “Update Driver Software.”.
- Windows will automatically search for available driver updates and install them if found.
- If no updates are found, you can download the latest version of the driver from the manufacturer’s website.
- Once you have the updated driver, go back to Device Manager, right-click on the device, and select “Update Driver Software.”
- Choose “Browse my computer for driver software” and then select the folder where the updated driver is located.
- Windows will then install the updated driver for the device.
- After the installation, restart your computer to ensure the changes take effect.
Note: The steps to update drivers may vary slightly depending on the version of Windows you are using.
How to update drivers? Disable power management for USB devices.
Here are the steps to update drivers and turn off power management for USB devices in Windows:
- Go to the Start menu and search for “Device Manager.”.
- In Device Manager, locate the USB device whose driver you want to update and whose power management you want to disable.
- Right-click on the device and select “Properties.”.
- Go to the “Power Management” tab and uncheck the box next to “Allow the computer to turn off this device to save power.”
- Click “OK” to save the changes.
- Right-click on the device again and select “Update Driver Software.”
How to uninstall and reinstall the USB device
Here are the steps to uninstall and reinstall a USB device in Windows:
- Go to the Start menu and search for “Device Manager.”.
- In Device Manager, locate the USB device you want to uninstall and reinstall.
- Right-click on the device and select “Uninstall.”.
- Confirm the uninstallation and wait for the process to complete.
- Disconnect the USB device from your computer.
- Restart your computer.
- Connect the USB device to the computer again.
- Windows will automatically detect the device and install the necessary drivers.
- You can check if the device is working properly by opening the Device Manager and checking if it appears under “Universal Serial Bus Controllers.”
Note: The steps to uninstall and reinstall a USB device may vary slightly depending on your Windows version.