If your Dell PC can’t detect or recognize your USB device when you plug it into the USB port, here are 4 simple troubleshooting steps for you. They have worked for many people.
Try these stepsYou may not have to try them all; just work your way down the list until you find the one that works for you.
- Use a different USB port
- Disconnect and reconnect your power cord (for laptop)
- Check your power management settings
- Update your USB driver
- Disconnect the AC adapter or power cord from your laptop.
- Restart your computer.
- Plug your USB device into your laptop.
- Reconnect the AC adapter or power cord.
- Check if your USB device works now. If not, try Step 3, below.
- On your keyboard, press the Windows logokey and R at the same time to invoke the Run box.
- Type devmgmt.msc and press Enter.
- Expand the Universal Serial Bus controllers entry.
- Double click on the (first) USB Root Hub (if you have more than one).
- Click the Power Management tab.
- Verify that the check box beside Allow the computer to turn off this device to save power is clear, then click OK.
- Repeat steps 4-6 above for other USB Root Hubs (if you have more than one) under Universal Serial Bus controllers.
- Check if your USB port works properly now. If not, try Step 4, below.
orUpdate your USB driver automatically — If you don’t have the time, patience or computer skills to update your driver manually, you can, instead, do it automatically with Driver Easy. You don’t need to know exactly what system your computer is running, you don’t need to risk downloading and installing the wrong driver, and you don’t need to worry about making a mistake when installing. Driver Easy handles it all.
- Download and install Driver Easy.
- Run Driver Easy and click Scan Now. Driver Easy will then scan your computer and detect any problem drivers.
- Click Update next to any flagged devices to automatically download the correct version of their drivers, then you can install them manually. Or click Update All to automatically download and install them all automatically. (This requires the Pro version – you’ll be prompted to upgrade when you click Update All. You get full support and a 30-day money back guarantee.)
- Restart your computer and check if your USB port now works properly. If it doesn’t, contact Driver Easy’s support team at email@example.com for further assistance. They’d be happy to help you.
If you have any other suggestions or questions, please feel free to leave a comment below.