

If you click on the battery icon on the status bar at the top of your screen, a popup displays the status, amount of power remaining and a list of apps using significant amounts of energy. You can view your battery health at any time.

Your MacBook monitors the health of its battery. What Does ‘Service Battery’ on my Mac Mean? We discuss MacBook battery life, battery cycles, and how to keep your MacBook’s battery healthy in greater depth in this blog post. With a rechargeable battery, such as the one in your MacBook, this flow can be reversed, electrons flow from the positive to the negative electrode, recharging the battery and adding power to it.

When the battery is connected to an electrical current that draws power, electrons flow from the anode to the cathode, creating a current. Lithium-ion batteries charge quickly, are long-lasting and provide the best technology to power your computer.Īll chemical batteries work on the same basic principle: a positive electrode is separated from a negative electrode by an electrolyte. In this blog post we will explain how your MacBook battery works, some suggestions on how to resolve the ‘Service Battery’ alert and when you ultimately need a battery replacement. It can be nerve-wracking to open your MacBook Pro to a ‘Service Battery’ alert on your MacBook.
