How to Zoom In on a Mac

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Learn to zoom in on a Mac by using your mouse and following these steps.

Step 1: Open System Preferences
Go to System Preferences and click the Keyboard and Mouse pane.

Step 2: Select mouse tab]
Select the mouse tab, or trackpad on a laptop.

Step 3: Click zoom
Make sure the box next to "Zoom using scroll ball while holding," or ''Zoom while holding'' is checked, and Control is selected in the drop-down menu.

Step 4: Close preferences
Close System Preferences.

Step 5: Zoom in
Hold down the control key and scroll the mouse wheel up, or drag up on the trackpad with two fingers on a laptop. The screen zooms.

Tip
The Universal Access pane in System Preferences also offers zoom options.

Step 6: Zoom out
Zoom out by holding down the control key and scrolling the mouse wheel down, or dragging down on the trackpad with two fingers.

Did You Know?
Douglas Engelbart invented the mouse and developed the idea of a graphical user interface.