Apple's fourth beta of macOS Sierra 10.12.3 warns if display brightness affects MacBook battery life - AppleInsider (press release) (blog)

AppleInsider (press release) (blog)
Apple's fourth beta of macOS Sierra 10.12.3 warns if display brightness affects MacBook battery life
AppleInsider (press release) (blog)
In a bid to extend battery life, the latest beta of macOS Sierra introduces a new option to the Mac's battery menu that will reduce the brightness of the display if it is above 75 percent. Released to testers last week, the fourth macOS Sierra 10.12.3 ...
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