How to change my PC motherboard bios battery? - Quick and easy

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Pavel Yosifovich
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What is the purpose of the motherboard battery?

Surely you have noticed that there is a small battery on the motherboard, but have you wondered what is the function of this battery? The motherboard battery supplies enough power to the system BIOS for its settings remain active. When the motherboard battery has failed, the system will lose the data stored in the BIOS.

If you notice that your computer's date has changed in a previous one, the motherboard battery is most likely dead. This means that the basic BIOS settings will have been cleared. Like the battery, there are other essential components in your computer, so it's important that you know what and what a motherboard is for before proceeding to make changes or choose a new one for your PC.



How to change my PC's motherboard BIOS battery? - Quick and easy

Replacing the motherboard battery is a simple and necessary process after a few years (5 to 10 years), since like any other battery, the motherboard battery has a limited useful life, after which it must be replaced.

In any case, for change correctly la battery of the motherboard it will be necessary to take into consideration some aspects that we will mention below:

Save the BIOS settings

This step is not necessary in most cases, as systems have default settings that prevent problems in most situations. However, we strongly recommend that you save the BIOS settings. When you deem it necessary, be sure to update your motherboard BIOS to the latest version, this way you will get a more modern interface and other improvements for configuring the various components.



For this, you can use the your phone's camera cell phone and take pictures of each of the menus within the BIOS. This is recommended for advanced users who have made specific settings in their computer's BIOS.

Turn off all components

Before starting the process, it is very important that the computer is turned off and properly disconnect the cable leading to the power source. In fact, we recommend wait a few minutes before starting the process, as some appliances and power supplies store energy for a couple of minutes.

After you have waited a reasonable amount of time, you can proceed to opening your locker and begin the procedure. Change the battery or the battery of one motherboard it's easy. In any case, if you have any doubts about it, read this guide carefully.

Change your PC's motherboard BIOS battery

  1. Locate the battery inside the motherboard. You will be able to recognize him very easily from his flattened and round shape. Also, most of these batteries are labeled “Lithium Battery”.
  2. Once you have found the battery, you need to press on the small metal tab located on one of the edges of the compartment where the battery is located.
  3. Press on that tab, if it is difficult you can use a tool, but do it very carefully and without applying too much force.
  4. By pressing on said tab the battery should come out very easily, now all that remains is to remove it.
  5. After the previous process, all you need to do is place the new battery in the compartment. To do this, apply pressure until it is firm and in place. Finally, be sure to reconnect the front panel cables to the PC motherboard before turning on the computer.

By performing the above steps you will have successfully changed your motherboard battery. This way the information stored in the BIOS will be deleted after the computer is turned off.




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