Leaving a MacBook Pro plugged in is generally safe, the article says: macOS’s Optimized Battery Charging learns a user’s routine and can pause at 80%, completing the charge before the laptop is expected to be unplugged. Irregular schedules can make the feature less effective.
The article says most MacBooks, including MacBook Pro models, are designed for up to 1,000 charge cycles. It says batteries are 20% below their original capacity once they reach the maximum cycle count.
AlDente, a third-party utility, lets users set charging limits manually; the article cautions against downloading unfamiliar programs. Other measures it lists include avoiding extreme temperatures, keeping macOS updated, and managing screen brightness, open apps and connected accessories. It also notes that MacBook batteries can be replaced.
