How to use Apple's iOS Night Shift mode

Use Night Shift on your iPhone, iPad, and iPod touch - Apple Support

Does Apple's new Night Shift mode really give you a better night's sleep?, Sleep

Use Night Shift mode on Mac and iPhone to sleep better

Study questions effectiveness of Apple Night Shift mode for sleep health

How to use Night Shift while saving power

How to Use Night Shift Mode in iOS 9.3. by Juli Clover - iPhonenology

How to Enable Night Shift on iPhone, iPad, and Mac - Guiding Tech

How do I set Night Shift to be permanent? I've always needed to have a 1 minute gap. I must be doing something stupid? : r/iphone

Does iPhone's Night Shift actually work?

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How to use Night Shift on your iPhone or iPad