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Why Is My Lenovo Laptop Power Button Blinking? New Solution 2022

If you’ve ever had trouble turning off your PC, then you probably already know why your power button blinks. The problem is that sometimes the power button gets stuck in its last state, causing the LED light to flash.

In this article, we’ll show you why is my Lenovo laptop power button blinking. This usually happens after you leave your computer idle for too long.

This issue occurs because the power button has become worn out over time. In order to fix this, you’ll need to replace the entire switch assembly.

Fixed: Lenovo Power Button Blinks(And Laptop Won’t Turn On)

Lenovo’s ThinkPads are known for their long-lasting batteries and sturdy designs, but one of the most common issues with these laptops is that they often start flashing the power button when the charge is almost full.

Furthermore, the laptop has a hard time starting up. In this blog post, we will show you how to fix this problem.

First, we will explain what causes the power button to start blinking, and then we will give you a few solutions to try. Let’s get started!

Read More: How To Hook Up Laptop Hard Drive To Desktop?

Why Does the Lenovo Power Button Keep Blinking?

If the constant flashing of the light switch is due to a hardware problem, it could be a faulty motherboard or a defective PSU.

Here are some other things that could cause the power button to blink:

  • Power cable/adapter issues.
  • A short circuit on the motherboard.
  • A loose connection between the power button and the motherboard.
  • A defective power button.
  • A failed BIOS update.
  • A virus or malware infection.

How To Fix The Problem?

If your Lenovo laptop’s power button starts blinking, there are a few things you can try to fix the problem. Here are some of the best solutions:

1. Try a Power Button Reset

  • If none of the above solutions work, you can try resetting the power button.
  • Unplug your laptop from the power source and remove the battery if possible.
  • Press and hold the power button for 30 seconds.
  • Put the battery back in and plug in your laptop.
  • This should reset the power button and fix the problem.

2. Reset Your Laptop

Sometimes there may be a software or hardware issue that prevents your laptop from starting up. A reset usually fixes that.

  • Remove the battery and disconnect the AC adapter from the laptop.
  • Disconnect all other devices connected to the laptop.
  • Turn the laptop upside down and look for the emergency reset hole. It is a small hole, usually on the backside.
  • Using a needle, press the button.
  • Turn the laptop around and power it on.

To avoid losing any important files, if your computer doesn’t have a dedicated “reset” button, use the following steps instead: Press and hold the power button on your computer for at least 60 seconds.

3. Check The Laptop’s Battery

It is highly likely that the flashing of the power button is connected to some kind of battery-related issue.

Here is how to check if that is the case with your laptop:

  • Take out the laptop’s battery if possible.
  • Removeanyplugsconnected to the laptop, which includes USB, AC adapter, and so on.
  • Hold down the Power button for about 30 seconds.
  • Plug in your charger only. (leave the battery out).
  • Try to turn on your laptop.
  • If your computer turns on, it means you have a faulty battery.

You need to replace the batteries if they’re not working properly. Make sure that you fully charge them before testing.

4. Use a Different Power Adapter/Cable

First, we’ll check whether your cables are damaged. If they are, then your computer won’t charge properly, which will cause its power button to blink continuously.

You can test whether your AC cable is providing your laptop with enough power by doing the following:

  • PlugtheAC cable into the port of your laptop.
  • Locate the power status indicator light(next to the AC cable).
  • If it is on, it means your cable is working. If not, check the power outlet and the power adapter.

Here is how to check if your charger is faulty:

  • Take out the laptop’s battery if possible.
  • Remove any plugs connected to the laptop, which includes USB, AC adapter, and so on.
  • Hold down the power button for about 30 seconds.
  • Plug in your battery only. (leave the charger out).
  • Try turning on your laptop.
  • If your computer turns on, it means you have a faulty charger.

Tip: Try using another wall outlet. Make sure you only utilize an original Lenovo charger cable and adaptor. Attach firmly the charger cable and the charger plug. Ensure that the charger cable isn’t loose.

5. Update Your BIOS

If a recent BIOS update is causing your power button to blink, you can try resetting the BIOS to its default settings.

  • To do this, follow these steps:
  • Reboot your Lenovo laptop and press F2 to enter BIOS.
  • Navigate to the“Security” tab and then select “Reset to default”.
  • Press F10 to save the changes and exit BIOS.
  • Try turning on your laptop and see if the power button still blinks.
  • If the power button is still blinking, try the next solution.

6. Use a Virus Scanner To Check For Malware or Viruses

It’s also possible that a virus or malware infection could be causing your power button to blink. To check for this, you can use a virus scanner such as Microsoft Safety Scanner or Malware bytes.

Read More: How To Start Laptop Without Power Button?

Why Is My Lenovo Laptop Power Button Blinking?

7. Check For Physical Damage To The Power Button

If the power switch is physically damaged, it needs to be repaired or changed out. You can check for damage by carefully examining the power switch and the surround­ing areas for any cracks, breaks, or other indications of damage.

If you see any damage, you will need to replace the power button.

8. Replace The Power Button

If all else fails (and there’s no way out), you might be able to fix the problem by replacing the power button. It’s not too difficult, but you’ll have to take off your computer case and solder something.

If you don’t feel comfortable replacing the power button yourself, you can bring your notebook to a local electronics store and ask them to replace the power button for free.

9. Replace The Faulty Hardware

If you’ve tried everything else and your power button is just flashing, it may be a hardware problem. In particular, it might be a faulty motherboard or power supply.

You can buy replacement parts for your laptop at a computer parts shop like PC If you aren’t comfortable replacing the parts yourself then you’ll need to take it to a computer store.

10. Contact Lenovo Support

If you’re still having issues with your power button blinking, you can contact Lenovo support for further assistance.


If your Lenovo laptop has stopped working properly, follow these instructions and your power switch should no longer blink.

First things first: You need to hard reset your computer by pressing and holding the Power On/Off switch for at least ten seconds.

If that doesn’t work, press the dedicated “Resets” button on the side of your computer. Follow the rest of the steps listed after you’ve tried these two options. I am confident one of them will help you.


Q 1. What does it mean when my laptop’s power button is blinking?

A. Usually if the computer screen is blank, it usually means that there is no electricity flowing through the wires inside your computer.

Q 2. How do I fix my power button flashing?