How do I know how much battery life my laptop has left?
Seeing the battery life in Windows 10
Seeing the battery life in Windows 8
You'll need to access the Desktop Environment by pressing the Windows button on your tablet or the Windows key on your notebook. Once at the desktop hover your mouse cursor over or click on the battery icon located in the Windows Notification Area in the bottom right-hand corner of your screen.
Seeing the battery life in Windows 7, Vista, and XP
To see the main battery's remaining power, hover your mouse cursor over or click on the battery icon in the Windows Notification Area in the lower right-hand corner of your screen (shown in the picture). If you can't see it, minimize or exit your full-screened program.
See the battery life on the battery
Some computer batteries have a battery life indicator on the battery itself. Shown in the image below, pressing the button with the finger symbol illuminates the appropriate number of lights to show battery life left, if any. To get to this indicator you may have to remove the main battery from the computer.