Apple Warns You When Your Display is Using Significant Energy in Latest macOS Beta

Apple Warns You When Your Display is Using Significant Energy in Latest macOS Beta

Clicking on “Display Brightness” lowers the Mac’s brightness to 75%. Likewise, when we updated a new MacBook Pro to the fourth beta of macOS Sierra 10.12.3, the display’s brightness was automatically lowered to 75%. This is the same brightness level as …
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