How to Change Settings to Open a PDF File. A Portable Document File is a type of file that uses an open standard across different computer platforms and programs.

How to always open PDF files in Protected View in Word To always open PDF files in Protected View in Word, follow these steps: Open Microsoft Word on your computer. Click on the Options.

How to Open a PDF File With Yahoo Mail. The Portable Document Format makes it possible for you to open and view documents, no matter what operating system, software or computer you have.

To change the default PDF viewer on Windows 10, you'll need to edit your default apps in the Control Panel.

The PDF file type is most commonly associated with Adobe Acrobat Reader. To be able to open these files you need to make sure that this program is properly associated with this file type.

Jim Rossman: Change the default app for files on your computer A few clicks will ensure that the app you want to use opens your files.