Laptop batteries are crucial to how a laptop functions. It is the main source of power for most laptop computers and it dictates how long a laptop can be used when it is not plugged into a charger. A laptop battery refers to a hardware device that stores and supplies the current needed to keep the laptop powered up.

There are different types of laptop batteries available today, and they are designed to be able to retain charge for a while after the charger has been disconnected. How long a battery will last depends on the battery capacity and health. Indeed, quality batteries like the batterie D’ordinateur Portable Lenovo┬ácan last longer, but they are likely to start overheating when they are overused or used wrongly. This article talks about possible ways to fix an overheating laptop battery.

Why Do Laptop Batteries Overheat?

There are several causes of overheating in laptops, and laptop batteries are one of the components that are affected most. Sometimes, the cause of this overheating can also be traced to the battery, depending on how your laptop is being used. Here is a list of the top reasons why laptops and laptop batteries overheat.

  • A battery can overheat if the fan and grates become too dusty. This situation is common in laptops and as a result, air circulation is limited causing certain components to overheat.
  • A laptop battery can also start to overheat frequently if the battery is damaged, or has suffered one form of malfunction or the other.
  • Overcharging and other poor charging practices can also make your laptop battery overheat or cause another similar problem.

What To Do When Your Laptop Battery Overheats

Whether you are certain of the cause of the overheating or not, you should know it is definitely not a good sign. Below is the best course of action to take as soon as you notice the slightest change in the temperature of your battery.

  1. Unplug the laptop computer from the charger if it is still connected to one.
  2. Turn off the laptop and gently detach the battery from it. The battery is often located under the laptop, and it can be removed by sliding out or pushing it down, depending on the type of laptop you use.
  3. Dust off the battery, then use a cloth slightly damped with alcohol to clean the battery and the space from which the battery was removed.
  4. Repeat the same dusting and cleaning process for the fan and grates which are located either on the side of the laptop or underneath.
  5. Return the battery to the housing unit where you removed it and make sure it is correctly aligned.
  6. You can introduce an additional cooling device like a notebook cooler to help prevent overheating.


Overheating is a bad sign for your battery or any other component in your laptop, and you must act promptly to fix this problem before it escalates to something more complicated. If your laptop battery continues to overheat after attempts to cool it down, remove and replace the battery with another one before it damages your laptop computer.


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