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 ...

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 ...

While many people think of Acrobat only as a PDF viewer or editor, its design capabilities make it possible to start with a blank page and build a fully customised document from s ...