Unplug the power supply and the battery will show that it is out of power

Why does my laptop turn off after unplugging?

When a laptop turns off immediately after unplugging it from the power source, it usually indicates a more serious problem beyond just a low battery. This often suggests an issue with the battery itself or its connection to the laptop’s power system.

How do I fix a faulty laptop battery?

As a possible fix, with your laptop turned off, unplug the charging cable from the laptop and then remove the battery from the laptop and leave it out for at least 5 minutes. During this time, open your laptop and press and hold the power button for 10 seconds. This will eliminate any remaining charge held by your laptops components.

Why does my laptop shut down when I unplug the power cable?

Here are the major causes that may lead to a laptop shutting down when you unplug the power cable. Before trying the fixes, examine the battery icon on the taskbar to see if the battery status shows a “plugged in” state when connecting a charger. If the system is not detecting the charger, the problem may be the adapter, cable, or connector.

How to remove residual power from a laptop?

Sometimes the laptop’s component may have stored some residual power in it, which may interfere with its hardware and power supply. So, you can try releasing all the residual power from the system and start over by performing a power cycle. Let’s follow the steps to do it. Shut down your laptop. Remove all the peripherals if connected.

How to remove a laptop battery?

Let’s follow the steps to do it. Shut down your laptop. Remove all the peripherals if connected. Remove the laptop battery and the charger. Some systems may require unscrewing the nuts as well to remove the battery while some need the whole back panel to be removed.

Should you unplug a power supply when not in use?

The only reason to unplug it when you've turned it off is to help protect it from lighting strikes. And that's a very rare thing. Turning it off when not in use is probably a good idea in an area where power outages are common, though it's probably not really helping. It certainly won't hurt.