Unlike Windows, which has a menu bar on top of individual apps, macOS has a single universal menu bar at the top of the screen that all apps use. The right-hand side of this typically houses icons for ...
If you would prefer to see the system menu bar only on your main display, you can make that happen by disabling Apple's new Spaces features in Mavericks. Topher, an avid Mac user for the past 15 years ...