Many of us, when they want to buy a used laptop computer, run into the problem of knowing the battery health percentage and whether it is good or not, as we know that the Windows system does not show a battery health percentage like the Mac system from Apple , so today we will present an easy way to find out the battery health percentage of any computer Portable and easy way.
All you have to do is open CMD as administrator as in the first image.After opening CMD it will look like this.All you have to do is type this code cd .. and hit the "Entrer" button.Then all you have to do is type this code powercfg -energy, hit the entrer button, and wait for 60 seconds.The computer will do some tests and after a while it will create a file called energy-report, which you will find on the C drive in the windows folder.
Now all you have to do is open a file in the browser and search for the Batterie information menu
All you care about is:Capacité théorique: is the capacity of the battery in which it was made, meaning it is the original capacity
Dernier rechargement complet: The capacity of a battery after the last time a computer was charged.
This way, you can know the health of a battery before purchasing a used computer.




















