Typing these four characters could crash your iPhone | TechCrunch
On Wednesday, a security researcher found that typing “”:: can cause the Apple mobile user interface, called Springboard, to crash.
TechCrunch verified that those characters do crash Springboard when typed into the Search bar in the Settings app, as well as if you swipe all the way to the right on your home screen and type them into the App Library search bar.
https://techcrunch.com/2024/08/21/typing-these-four-characters-could-crash-your-iphone/