How to Change the Font Size in a PDF Form Field. Portable Document Format, or PDF, documents allow users with different operating systems, fonts and programs to view a file.

Finding it difficult to store or share large PDFs on your Mac? Check out a few easy ways to reduce PDF file size on a Mac to make it easier to work with.

You can reduce PDF size on a Mac with the Preview app or a third-party compressor. Reducing PDF file size on your Mac computer can help save storage space. Third-party options may cost money ...