Thanks to light sensors, your iPhone can automatically adjust the display brightness to match the ambient lighting. If you prefer manual controls, it’s possible to turn off Auto-Brightness, but Apple put the option in an unusual place. Strangely, the iPhone and iPad’s automatic brightness option is not in the “Display & Brightness” settings like you’d expect. You’ll find the “True Tone” toggle, but nothing for Auto-Brightn… Click below to read the full story from How To Geek
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