Free software on your phone or tablet lets you scan, create, edit, annotate and even sign digitized documents on the go.

You can save Outlook email as a PDF on a Mac or PC for to keep a copy of an important correspondence. Here's how.

You can save a OneNote notebook as a PDF, but if you update the notebook, those changes will not be reflected in the PDF.

Converting images into PDF files is practical if you want to merge several images into one PDF or save a single image professionally. Whether for printing, sending, or archiving — the PDF format is ...