If the bright light of your iPhone or iPad display is bothering your eyes, Apple's iOS and iPadOS support system-wide dark ...

Here's how you can get rid of unnecessary items from iMessage to free up space on your iPhone ... Messages settings page and scroll to the bottom. Here, you can enable Low-Quality Image Mode ...

While the iOS dark mode applies a dark-gray theme on most visual elements by default, it leaves certain visual elements light. If you're not okay with that, iOS 18 has two hidden appearance settings ...

If you have an iPhone or iPad, you can turn on system-wide dark mode rather than activating it app by app. Your iPhone must be running iOS 13 or higher, and your iPad must have iPadOS.