1. 显示或隐藏菜单栏 如果菜单栏不显示了，You can display it by following these steps： 1. Open system preferences：Click the Apple icon in the upper right corner of the screen，Select "System Preferences"。 2. Go to general settings：In the System Preferences window，Click "General"。 3. Adjust menu bar settings： •In general settings，Find and check the "Automatically hide and show menu bar" option。 After setting this，The menu bar will automatically hide and show，Display based on your mouse movement or window operation。 2. 调整菜单栏图标 •重新排列图标：Command-drag an icon on the menu bar，Their positions can be rearranged。 •Remove menu bar icon...