There’s no F3 on the Touch Bar of the new MacBook when you’re looking at your macOS desktop. The bar is almost blank, with a gaping chasm between Esc key and your Control Strip.

When you invoke Mission Control on OS X El Capitan using the typical gesture on your Mac’s trackpad or via a keyboard shortcut, you’ve probably noticed that the desktop bar at the top of the ...

The dedicated control bar was added in a later iOS 15 beta and offers access to forward/back, share tools, bookmarking tools, and tabs.