But there are so many hidden features that you may not know about. Here are 23 of the most useful iPhone tricks to make your life easier. Let's start with the iPhone's hidden dark-mode feature.

Apple is poised to become the first company to cross the $4 trillion threshold — powered by investors cheering the tech giant’s long-awaited AI enhancements to rejuvenate sluggish iPhone sales.

Update, Dec. 23, 2024: This story, originally published Dec. 21 now includes advice for checking to determine if your iPhone has been infected by spyware using an app called Am I Secure?