Change document layout
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Try it!
Change your document's layout to get it just the way you want.
Margins
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Select Layout > Margins.
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Choose the margins you want or select Custom Margins to define your own.
Page Orientation
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To change orientation, select Layout > Orientation.
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Select Portrait or Landscape.
Line Spacing
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Select Home > More Paragraph Options > Line Spacing.
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Choose the spacing you want.