iPhone Duo Has a Hidden Display Setting for Case Compatibility

Apple's new iPhone Duo has a special option in its display settings that adds a narrow black border to the left side of the screen. Blogger Nicolas Lellouche discovered the setting in the Display & Brightness menu during his hands-on time with the device shortly after Apple's iPhone event stream last week. The idea behind the "Shift Left Edge" setting – which roughly doubles the width of the black border – is to accommodate cases that slightly cover that edge of the iPhone Duo's display while ma