Checking Laptop Battery Capacity On Windows 10


Laptop batteries (Batterie pour ordinateur portable) are not designed to last forever. Their lifespan depends on how often you use your machine and the battery quality. When purchasing a new laptop battery, one of the factors you must consider is the battery capacity. Therefore, one of the first things you should do when purchasing a laptop battery is to check its capacity. This write-up provides you with a guide on how to check your laptop battery capacity.

How to check your laptop battery capacity with the Windows 10 built-in tool

Windows 10 is currently the most common OS design for laptop owners. Therefore, learning how to use its tool for checking battery capacity would be beneficial. The Windows 10 built-in tool for checking your battery capacity is relatively easy to use. This tool makes the process of reviewing the capacity of your new laptop battery effortless and quick. Below is a step by step guide for how to use this tool;

Step 1: Open the command prompt

The first thing you must do is to open the command prompt on your computer. This means that you have to insert the laptop battery into your computer first. You will need admin rights to open the command prompt. Below are some techniques you can use to open the command prompt on Windows 10:

  • Press the Windows button plus X to open the power user menu. You will see the command prompt among the list of options. Click on command prompt admin to run open it.
  • You can also open the task manager, open the file menu and click on Run New Task. From there, type the cmd and click okay to open the command prompt
  • You can also go you the search button on your taskbar and type cmd, then select the command prompt on the top.

Note that there are various other methods you can use to open your command prompt. However, the ones listed above are the easiest.

Step 2: Run the battery report command

Once you have opened your command prompt, you can run the following command: powercfg /batteryreport. Once you have done this, there isn’t much else you need to do. The command prompt will save your battery report here: C: Windows/System32

Step 3: Find the file and open the report

You can find the report in the file location stated above. You will need to open it in your browser. The battery capacity report will detail how much charge the new battery was designed to store and its current hold. This will let you know if purchasing the battery is a good decision. It will also help you know if the battery is new and whether or not you can trust the seller.


The method explained above is relatively easy to accomplish, and it does not take a lot of time. Therefore, you do not have to worry about wasting the seller’s time when checking the capacity. Suppose your computer does not use the Windows 10 OS, you can research the best method for checking the battery capacity on the specific device before looking for a new laptop battery.

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