When USB ports stop functioning, it can hinder the connectivity of devices. Here’s how to diagnose and fix the issue.

Start with a Simple Reboot

Initially, restart your computer. A reboot can resolve temporary glitches affecting USB ports.

Check Your Devices

Ensure the devices you’re trying to connect are functioning properly. Test them on another computer if possible.

Inspect the USB Ports

Physically examine the USB ports. Look for debris or damage. Clean gently using compressed air if needed.

Try Different Ports

Plug your device into different USB ports. This determines if the issue is with a single port or all ports.

Update Your Operating System

An outdated OS can cause compatibility issues. Ensure your system is up to date with the latest patches and updates.

Update USB Device Drivers

Drivers that are outdated or corrupted can lead to non-working USB ports. Update them through Device Manager on your computer.

Disable and Re-enable the USB Controllers

Navigate to Device Manager. Under Universal Serial Bus controllers, right-click and disable each USB controller. Then, re-enable them. This can reset the USB ports.

Check Power Management Settings

USB ports may be turned off to save power. In Device Manager, under USB Root Hub properties, uncheck “Allow the computer to turn off this device to save power”.

Unplug the Laptop

If you’re using a laptop, unplug it from its power source. Then, remove the battery for a couple of minutes. This can reset the system and potentially fix the USB port issue.

Use Windows Troubleshooter

Run the Windows Hardware and Devices troubleshooter. This can find and fix issues with hardware.

Reset BIOS/UEFI Settings

Incorrect BIOS/UEFI settings can affect USB ports. Reset them to default. This option is typically in the BIOS/UEFI menu at startup.

Consider Hardware Repair

If none of these steps work, the issue may be hardware-related. Contact a professional for repair or consult your computer’s manufacturer for further assistance.

Conclusion

Non-working USB ports can be due to application or hardware issues. Following these steps can often resolve the problem. Start with the simplest solutions before moving on to more complex troubleshooting. If the issue persists, seeking professional help may be the best course of action to get your USB ports functioning again.