To check the condition of your MacBook's battery, click on the battery icon in the menu bar. Check the condition of your MacBook's battery Your MacBook has a built-in utility that tells you when you can expect your battery to go kaput.

Luckily, gauging exactly when that will happen is easy. That's not surprising, since it's nearly five years old and batteries tend to lose their capacity over time.Īnd the less time my MacBook's battery lasts, the more I fear I'll wake up one morning to a dead laptop. My aging MacBook Pro doesn't hold a charge like it once did.