Power users already know about the magic of the proxy icon—the tiny icon that appears in the title bar of most windows. But Hints reader arti.66 found a unique benefit to the proxy icon in Apple Mail.

Proxy icons, or as Apple now calls them, “window title icons,” are tiny icons that sit next to the window title in Finder windows and windows from document-focused apps. Dragging the proxy icon to ...

Have you ever noticed the miniature icon that sits next to a window’s name in its title bar? It’s more than just a decoration. In many instances, you can work with this icon—known as the proxy ...