How To Save Battery Mac. Click the Apple menu on your Mac then choose System Preferences. Know more about Mac notebook battery.

Low power mode on macOS is managed in your battery preferences. Next quit the unused apps to save battery energy. Instead of making your MacBook faster caches consume the active memory and affect battery life.
Watch out this video to save juice of your MacBook Pro and MacBook.
Here are the things that you can do for you to save battery on your Mac. During running and walking workouts turn on Power Saving Mode to disable the heart rate sensor. Using low power mode to make your Mac run quicker and cooler. Choose Battery in the System Preferences window.

