What should I do if there is a power surge on the hub port in the lower right corner of win7?

Power Surge Error on Hub Ports Solution: Remove excessive or power-hungry devices. Check if the USB port is damaged, replace the port/cable. Make sure the power supply is stable and replace the socket. Update drivers and run SFC scan. Reset BIOS, update BIOS, contact manufacturer if necessary.

Win7 prompts a power surge on the hub port in the lower right corner, how to solve it?

When your Windows 7 computer prompts you with a "Power surge on hub port" error, it means that your USB port has detected a power surge that is outside the normal operating range. This problem may be caused by the following reasons:

1. Too many connected devices or too high power consumption

• Unplug from the USB hub Then reconnect all devices one by one until you find the device causing the surge.
• Replace the USB hub, or connect the device directly to the computer's USB port.

2. USB port damage

• Check the USB port for bent pins or other signs of damage.
• Use a different USB port or cable.

3. Power supply issue

• Make sure the computer is connected to a stable power source.
• Try using a different power outlet.

4. Software issues

• Update the USB driver.
• Run a System File Checker (SFC) scan to repair corrupted files.

5. Hardware problem

• Try resetting the BIOS settings.
• Update the motherboard BIOS.
• If necessary, contact the manufacturer for further support.

Tips to Avoid Power Surges

• Use high-quality USB hubs and cables.
• Avoid connecting too many devices at the same time.
• Disconnect unused devices.
• Protect your computer and peripherals with a surge protector.

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