How To Use OS X El Capitan's Split Screen Mode

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Windows users may have been able to lock two windows into a split screen mode for years, but that feature has now made it to the Mac with OS X El Capitan. The operating system update introduces support for this screen-tidying feature for up to two windows per display at a time. You can browse recipes online in Safari with a to-do list open in Notes to make a grocery list, or you can have Steam and Twitter open side by side to get tips for what to buy in the latest sale. Here's how to divide your screen equally (or unequally) between two windows.

MORE: OS X El Capitan: Full Review


How To Use OS X El Capitan's New Split Screen Mode

1. Click and hold the green button in the upper left corner of an app that shows two triangles pointing in opposite directions. Do not release the button. If the green dot reveals a + sign, that app does not support slit screen view.

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2. While holding down on the button, drag the window to the half of the screen you want to place it in. That half of the screen will be tinted blue.

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3. Click on the window you want to fill the rest of your screen. 3   screen shot 2015 10 07 at 12.53.29 pm copy

4. To resize the windows, click and drag the black bar between the two windows to the left or right.

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5. To break a window out of split screen view, move your cursor to the top of the window and click on the green dot again.

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Author Bio
Henry T. Casey
Henry T. Casey,
After graduating from Bard College a B.A. in Literature, Henry T. Casey worked in publishing and product development at Rizzoli and The Metropolitan Museum of Art, respectively. Henry joined Tom's Guide and LAPTOP having written for The Content Strategist, Tech Radar and Patek Philippe International Magazine. He divides his free time between going to live concerts, listening to too many podcasts, and mastering his cold brew coffee process. Content rules everything around him.
Henry T. Casey, on