Standby mode goes dark despite setting

[Kyle76]

I set my standy mode to NEVER turn the display off during the night on mu iPhone 14 Pro, yet I often wake up and the display is dark. Am I missing something in settings?

 

[chabig]

This might help you.

Make Your iPhone's StandBy Mode Come On and Stay On

StandBy is a customizable Lock Screen mode in iOS 17 that activates only when an ‌iPhone‌ is positioned on its side (i.e. horizontally in landscape...

www.macrumors.com

 

[TonyC28]

iPhone 16 Pro. Low power mode off. Set to never turn off the display when in Standby. Yet my phone screen still turns off sometime during the night.