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当我运行 iPhone OS 2.0 时,我的 iPhone 应用程序的声音运行良好。我更新到 OS 2.2,现在声音只适用于耳机。如何使声音再次适用于耳机和扬声器?
尝试切换装置左侧音量控制上方的响铃/静音开关。