74 Macworld • January 2022

MACOS MONTEREY

W

hat a difference a year

and a few months

make. My advice in

July 2020 about how

to keep your Mac laptop’s battery in

good shape included lots of hedges,

provisos, and tweaks. Despite that,

Mac 911 continues to receive email

Things have changed: macOS handles battery wear, so you mostly

don’t have to. Glenn Fleishman reports

How to keep your

MacBook battery fit

from readers asking exactly how to

avoid overcharging their battery and

shortening its lifetime. Fortunately,

Big Sur swept in a new approach to

battery charging, and the upcoming

macOS Monterey adds more options.

The upshot? Plug in when you

want, unplug when you want. For