I had similar but was further complicated because the pdf was being accessed by a link. I was the option of using drive or chrome to open the link. I had to clear defaults from drive and chrome. I could then select drive to open the link, and then had the option of selecting my prefered pdf viewer.Under SETTINGS-APPLICATION MANAGER-DEFAULT APPLICATIONS I have Set Defaults - Home and under that it says Home and under that it says TouchWizHome which is all in gray and does nothing when I touch it. Below that I have Clear Defaults and under that I have: Google Play Store -Clear You Tube -Clear Gallery -Clear Chrome -Clear Google Plus - Clear There is nothing listed for PDF Viewer.

Superman, I removed Acrobat Reader as you suggested and then reinstalled it with no luck. I get the same error message (Cannot find application to open file.) on my Samsung Galaxy S7 phone (model #SM-G930V) and my Samsung tablet (model #SM-T800) whenever I click to open a PDF file through.

My problem is that some PDF's open when I click on them and others I get a response that an application cannot be found. Indian Bangla Songs Download.