At the Worldwide Developers Conference (WWDC), Apple took the wraps off the iOS 27 system, which boasts a profound integration of fundamental AI capabilities into its native apps and services. It also introduced the on-device AI implementation strategy of Apple Intelligence. In contrast to previous iterations that primarily focused on Siri upgrades, this system-level overhaul places a stronger emphasis on a 'fluid' intelligent experience. It aims to revolutionize users' digital lifestyles by tackling real-world pain points head-on. The specific features of iOS 27 span across multiple domains, encompassing finance, social interactions, security, communication, productivity tools, smart homes, and browsers. For instance, Apple Cash now offers automatic bill splitting, while passwords can be updated automatically. The 'Messages' app provides one-click contextual suggestions, and the Call Context communication tool enhances call management. Users can create schedules using natural language, consolidate smart home notifications, and conduct intelligent video searches. Additionally, the Safari browser tabs are intelligently organized. These cutting-edge AI features are currently accessible in the developer beta version and are slated for a full-scale rollout with the official release in the fall. Apple's AI strategy revolves around seamlessly blending technology into the existing ecosystem, thereby setting a foundational paradigm reference for the entire industry.