Step-by-step Guide: Set Adobe Reader as the default app for PDF files on Mac

This article enables you to set Adobe Reader as the default app for PDF files on Mac. Follow those steps to do it. However, before this you should make sure that you have Adobe Reader for Mac installed on your MAC.

Step 1. Open PDF files on Mac.

Navigate to the page that contains the PDF file you wish to open and click on the link to that file. In the "Opening..." window that appears, click the "Open with" radio button and check the "Do this automatically for files like this from now on." check box. After that, click the "OK" button.

The PDF file will open in Preview or you may receive an error message. Close whichever one you see.

Step 2. Set Adobe Reader plugin with Firefox on Mac as default browser.

Go back to your Firefox browser and click "Firefox" in the main menu at the top of your screen. Click "Preferences..." < "Content" icon. Under "File Types" , click on the "Manage..." button and come into " Download Action" interface. In the "Download Actions" widow that appears look for "PDF" under the "Extension" column. Click once on the PDF row to highlight it and then click the "Change Actions..." button.

In the next window, click the "Open them with this application" radio button. And then you will now see a "Select Helper Application" window.

 In the first column click "Applications"

 In the second column click "Adobe Reader 9".

 In the third column click "Adobe Reader" After Adobe Reader has been clicked, you can click the "Open" button. So You will be brought back to the second of the "Download Actions" windows. Click the "OK" button.

You will now see the first "Download Actions" window. In this window you will now see "Open with Adobe Reader" under the "Actions" column.

After all has been done, you can close the "Download Actions" window and Firefox "Preferences..." window.

Step 3. View PDF files on Mac with Adobe Reader plugin with Firefox.

After Adobe Reader has been set as default browser, you can click it to view your PDF files on Mac as you please.