If your PDF document isn't in the correct orientation for easy reading, trying to rotate it and keep it the right way up can be a frustrating process. With free PDF programs such as Adobe Acrobat ...

If a client emailed you a PDF with a combination of pages in portrait and landscape mode, some pages may display at a 90-degree angle. Adobe Reader lets you rotate the view so you can easily read this ...

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Here’s a quick but very useful Preview tip. Have you ever downloaded a PDF brochure that has a mix of portrait and landscape pages? You can use Tools -> Rotate Left (or Rotate Right) to flip the pages ...