Change Dock preferences on Mac
On your Mac, use Dock System Preferences to change the size of the icons in the Dock, reposition or hide the Dock and more.
To change these 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 to locate the Dock along the left, bottom or right edge of the screen.
Minimise windows using
Choose the visual effect used when you minimise a window.
Prefer tabs when opening documents
Choose when you want documents to open in a tab (instead of in a new window): always, only when you’re working in full screen, or manually (only when you open a document that way).
Double-click a window’s title bar to
minimise: Minimise an app window to 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.
Minimise windows into application icon
Minimise an app window to the app icon in the Dock. If the option is deselected, the window is minimised to an area in 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 the Dock is located.
Show indicators for open applications
Show a small black dot below an app’s icon in the Dock when the app is open.
Show recent applications in Dock
Show recently opened apps (if they aren’t already included in the Dock) towards one end of the Dock.