Note: This method to get battery report works on Windows 10, as well as older Windows repetitions like Windows 8.1, 8 and 7. Press the Windows key and the X key and select Windows PowerShell (Admin) from the menu that appears. There should be a space present between "powercfg" and the dash preceding "energy.". Right Click on the Start Menu Icon 2. If you really can’t stand to see another ad again, then please consider supporting our work with a contribution to wikiHow. Once the battery report is generated, go to the destination folder and open the file. Battery Optimizer. You can use the powercfg -energy to find out how health your battery is. // ]]> -->, © HelpWithWindows.com. Just open the report in your web browser & scroll down to the Battery Information section. We use cookies to make wikiHow great. Compare that with 125 minutes for the new battery. You can generate a battery report using the PowerCfg command. From experience I know that this battery will only last a few months more. Windows 10 has a built-in feature that allows you to create a battery report with a simple cmdlet (command-let) via PowerShell. Now that the report has been generated, navigate to the location of the file, which is C:\ in our case. For additional information on Lithium-ion batteries read How to Prolong Lithium-based Batteries,