If your iPhone brightness keeps changing at inappropriate times because of these features, you can turn them off and adjust brightness manually. Here's how. How to turn off Auto-Brightness on your ...

Select Photos ... change the display temperature so less blue light gets emitted. Your iPhone calls this Night Shift. How to turn on Night Shift: Open the Settings app. Select Display & Brightness.

The iPhone utilizes a sophisticated set of sensors for many of its operations, from automatically adjusting screen brightness based ... sensor is what turns the picture to fit the widescreen.

Here's how to turn off auto-brightness and Night Shift on your iPhone, and how to adjust the brightness manually once the automatic options are disabled. To turn off Night Shift, a default iPhone ...