Apple has released the iOS 26.4 release candidate for iPhone, introducing a suite of new features including redesigned Apple Music interfaces and AI-powered enhancements. The update brings 8 new emoji characters and enables Stolen Device Detection by default, addressing growing security concerns for iPhone users worldwide.

iOS 26.4 includes significant multimedia updates with an AI-powered "Playlist Playground" feature in Apple Music and enhanced video podcast support. Users will also gain per-device Personal Hotspot data usage reports, providing better visibility into data consumption across connected devices in their personal networks.

Apple continues expanding messaging capabilities with end-to-end encrypted RCS messaging currently in testing. The release notes document 13 enhancements total, with CarPlay video support showing steady progress. This update represents Apple's ongoing refinement of its mobile operating system, focusing on both entertainment and security features.