It's easy to convert images into PDF files -- whether on Windows, Mac, or directly on your mobile phone. We'll show you how it works.

Windows allows you to convert any image file with JPG, JPEG, PNG format to PDF without installing any third-party software via Windows Photos App.

Pick Save as PDF to choose a filename and destination, and you can even add password protection to the document if you want to. There's PDF functionality built right into Finder as well.

To convert a JPG file to a PDF file, simply change the file format on your computer's default photo-viewing app.

If you ever find yourself with the need to combine several PDFs into one single file, you may be immediately frustrated: It's not immediately obvious how to achieve what you're trying to do. Luckily, ...

Whether you want your Microsoft Word file as an image or different document type, we’ve got you covered. We’ll show you how to convert Word into JPEG or PDF.