Users can zoom in to or out from items such as images, web pages, HTML email messages, maps, and attachments to view the details of the item or to scan specific sections of the item.

User goal

Action using the navigation keys

Action using a touch screen

Zoom in.

Click the trackpad.

  • Pinch out.
  • Tap the screen twice quickly in the same location.

Zoom out.

Press the Escape key.

  • Pinch in.
  • On zoomed in content, tap the screen twice quickly in the same location.

Best practice: Zooming

  • On zoomed in content, allow users to fit the content into the dimensions of the screen by pressing the Escape key twice quickly.
  • Assign shortcut keys for zooming in to and out from items. For example, in English, allow users to press "I" to zoom in and "O" to zoom out.

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