Windows cannot display the volume control on the taskbar because the Volume Control program has not been installed.To install it use Add/Remove Programs in Control Panel.

• 当你尝试向通知区域中添加音量控制图标（在“控制面板”的“声音和音频设备”实用工具中，单击以选中音量选项卡中的“在任务栏中放置音量图标”复选框）时，出现以下错误消息：