iOS 27 承诺重大效率提升，苹果瞄准电池续航重置

Battery life concerns have followed recent iPhone software cycles as users noticed faster drain after major system upgrades, heavier background processing, and expanded artificial intelligence features. Apple’s next operating- system generation is expected to directly address those issues with a large internal restructuring focused on efficiency, performance stability, and long-term scalability. Early reports indicate the company is preparing one of the most significant under-the-hood updates since the era when operating systems occasionally paused feature expansion to rebuild their foundations. Engineers inside Apple are said to be conducting a deep cleanup of legacy system components that accumulated over multiple generations of iOS, many of which were originally optimized for older processors and earlier hardware architectures. …