Adobe Reader is a free application that allows you to open and view PDF files. Adobe on occasion will update the reader with new features. It is a good idea when you experience problems reading PDF files to make sure you have the latest Adobe Reader installed.
Open your browser.
Go to the Adobe Reader Web page (see link in Resources).
Click on the "Get Adobe Reader" button.
Indicate your language, operating system and connection speed on the next pages.
Follow the prompts as the software is downloaded and installed on your computer.