Apple 发布 Public Beta 软件更新：

iOS 26.4 Public Beta 1 (23E5207q)iPadOS 26.4 Public Beta 1 (23E5207q)tvOS 26.4 Public Beta 1 (23L5208m)visionOS 26.4 Public Beta 1 (23O5209m)watchOS 26.4 Public Beta 1 (23T5209m)macOS Tahoe 26.4 Public Beta 1 (25E5207k)