OS X El Capitan: Dock preferences

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Dock preferences

Use Dock preferences to change the size of the icons in the Dock, reposition or hide the Dock, and more. To open Dock preferences, choose Apple menu > System Preferences, then click Dock.


Drag the slider to change the Dock size.


Magnify icons when you move the pointer over them. Drag the slider to choose the magnification size.

Position on screen

Choose a location for the Dock.

Minimize windows using

Choose the visual effect used when you minimize a window.

Double-click a window’s title bar to

Minimize: Minimize an app window to an area at the end of the Dock.

Zoom: Expand a window to fill the space between the Dock and the menu bar. If the Dock is along the side of the screen, the window fills the space below the menu bar and to the side of the Dock.

Minimize windows into application icon

Minimize an app window to the app icon in the Dock. If the option is deselected, the window is minimized to an area at the end of the Dock.

Animate opening applications

Make icons bounce when you open apps.

Automatically hide and show the Dock

Hide the Dock when you’re not using it. To see the hidden Dock, move the pointer to the edge of the screen where it’s located.

Show indicators for open applications

Show a small dot below an app’s icon in the Dock when the app is open.

Published Date: Sep 16, 2017