Unlike other browsers, Firefox only uses internal settings to select a PDF viewer. Open the "Firefox" menu, click "Options" and open "Applications." Scroll down to "Portable Document Format (PDF)." ...

Nearly every computer these days comes with a PDF viewer, a program that allows you to read, print, and sometimes edit a PDF file. In the newest versions of Windows 10, the default PDF viewer is ...

Microsoft Edge is pretty good at being a PDF reader. If you are interested in basic reading, then Edge will suffice. That being said, Windows is all about the freedom of deciding what you want to use, ...

When you open files that have a particular file extension, Windows will look at its configuration to determine what the default program should be in order to work with these files. The default program ...