iOS 27 迎来多项性能优化，包括应用启动、显示照片、网络切换、AirDrop、硬盘读写等，以及 CPU 调度器升级。根据官方说法，升级 iOS 27 后，iPhone 和 iPad App 的打开速度最高提升 30%，新照片的显示速度最高提升 70%。

Apple releases major iOS and iPadOS updates every year. Some years, these updates focus on subtle refinements that ensure the system runs smoothly and efficiently. Meanwhile, in other years, they ...