Adobe Acrobat's toolset includes the ability to combine PDFs, bitmapped images and other document resources into files that contain pages of mixed sizes and orientations. If you need to convert PDF ...

If you've scanned a document with your scanner or phone and have the image as a JPG file, it's often useful to convert that image to a PDF. Using Adobe Acrobat, you can even automatically process text ...

From Adobe Acrobat to free online editors and built-in tools, here’s how to merge multiple PDFs into one document.