USB ports on your computer are essential because they help you control the PC. Not only can you plug mouse in, but you can also use it for keyboards, flash drives, and more. However, USB ports not working can cause less enjoyable experience when using the PC.
What to do with USB ports malfunctions? There are so many ways to get your USB plugs back to service even without calling the professionals. Here’s everything you need to know.
- A. Why Are USB Port Not Working?
- B. How to Fix USB Port Not Working
- C. USB Port Might Be Damaged
A. Why Are USB Port Not Working?
In the event of USB ports malfunctioning, your Windows PCs are unable to detect external devices. That means your computer can’t be connected to devices such as mouse, keyboards, or printers. What actually causes this problem?
Internal hardware issue, use of incompatible cable, and improper software configuration are often linked to USB problems. But in general, there are some possible causes of USB port issues including:
- Outdated USB drivers
- Faulty device
- Power supply issue
- Damaged USB ports
- Dirty USB ports
Please note that each cause requires different method to fix. For example, you will need to clean the USB port when you suspect dirt and dust buildup is the main reason.
However, some issues may need more complicated methods than others especially if it’s related to software configuration.
B. How to Fix USB Port Not Working
Whenever the USB ports on your Windows are not working properly, it’s quite tricky to point out the main cause. You will need to start from the simplest solution and move all the way to the most complex one. Here’s the list for you.
1. Try a Different USB Port
Firstly, trying a different USB port is a great way to diagnose if the problem is on the USB port rather than the device. In order to figure it out, you’ll need to perform a testing. Connect the device such as USB flash drive or mouse to another USB port and see if it works.
There’s something wrong with the port when your PC fails to detect the device or your OS shows an error message. But when the device remains undetected even after you try with other PCs, this might indicate your device is faulty.
2. Clean out Debris in the USB Port
Secondly, cleaning out debris is another simple solution to fix USB port stopped working. Dust and dirt that accumulates in the port might reduce airflow. Therefore, it causes overheating that potentially reduces performance.
If you see dust buildup in the port, then you will need to clean them out using a vacuum cleaner. Try to plug in your device. But if this method doesn’t help, you may jump to another step.
3. Restart & Update Your Computer
Thirdly, restart is an old tech support that can fix most of your problems. All you have to do is restart your computer with the USB device properly plugged into the USB port. When the OS has rebooted, it should be able to detect the device.
Besides, you may also need to your computer. The issue can be caused by outdated drivers so an update is expected to resolve the problem. Here’s how to do it:
- In your Windows 10, navigate to Settings.
- Choose Update & Security.
- Select Windows Update then click Check for updates.
- Choose Download and Install if update is available.
This may take some time. Once update is finished, try to plug in your device and see if the problem persists.
4. Disable USB Power Management
Next, how to fix USB port malfunctions can be done by disabling USB power management. Follow step by step instructions below:
- Go to Device Manager.
- Expand all USB devices by double-clicking Universal Serial Bus Controllers.
- Double click USB Root Hub.
- Next, click Power Management tab.
- Uncheck the box labeled if the computer is allowed to turn off device to save power.
- Hit OK.
- Repeat for all USB Root Hub devices.
- Restart your computer and try to plug in the USB devices.
If this step doesn’t work, try the next one.
5. Disable USB Selective Suspend
In addition to disabling USB power management, you can also disable USB selective suspend to fix USB port issue on your laptop. Here’s how you do it:
- Go to Control Panel, select Power Options.
- Click Change Plan Settings, then choose Change advanced power settings.
- After that, click USB Settings then expand USB selective suspend setting.
- Click the status next to On battery and Plugged in and change to Disable.
- Select Apply.
Restart your computer and try the USB port. If USB selective suspend if not the cause, jump to the next method.
6. Update Drivers for All of Your USB Controllers
Last but not least, you can update drivers for all USB controllers to get rid of USB connection issue. Outdated drivers may cause several issues including port malfunctions. Follow step-by-step instructions below:
- Go to Run by pressing Windows key + R. After that, type devmgmt.msc then press Enter.
- Click dropdown arrow button to expand USB Controllers in your Device Manager.
- Right click the first USB controller and select Update Driver Software
- Next, choose Search automatically and click Next.
- Repeat for the other USB controllers in your list.
- Restart your PC and try connecting your USB device to the port.
In many cases, this method works effectively to fix USB ports not working. But if the problem persists, chances are your USB ports may be broken.
C. USB Port Might Be Damaged
Damaged USB ports can be the main reason why you experience this issue. If above methods don’t seem to work as expected, bring your PC to a repair shop. Professional technicians will help you verify if broken ports are the culprit.
When your USB ports are damaged, there might be no power in it. Therefore, it is not possible for the computer to detect your USB device. Have the technician replace the USB ports and this shall fix the problem.
In conclusion, USB ports not working is a quite common issue on Windows 10. Fortunately, there’s a bunch of methods to get this problem solved. Start from the simplest such as restart and port clean up before proceeding to the more complex one.