An curved arrow pointing right. The blue glow of an iPhone's screen isn't good for our bodies at night – it suppresses the brain's release of melatonin, which throws off your body's sleep.

turn off the switch beside the "Scheduled" option to opt out of the "Night Shift" mode. When your iPhone is idle, it ...

Your iPhone calls this Night Shift. How to turn on Night Shift: Open the Settings app. Select Display & Brightness. Scroll down and select on Night Shift. From here, you can schedule a specific ...

Night Shift, another feature, changes your iPhone's color and brightness during specified times, typically from sunset to sunrise. This helps you fall asleep after looking at your phone.

This means your iPhone's brightness automatically becomes brighter in brighter environments, and dimmer in darker ones. It also helps conserve battery life. Night Shift, another feature that comes ...