Quick tip: You can also sign a PDF document on any device, without the need for a printer or scanner. Here's how to type on a PDF, whether you're using a Mac, PC, mobile device, or Microsoft Word.

Want to search through / edit a scanned document on your Mac? Here's how to convert a scanned document into a searchable and editable PDF using Wondershare PDFelement.

Need to edit a PDF document but don’t want to pay for the more expensive Adobe editors? You can add text to and sign a PDF with just the free Reader program.