To select a different app to open PDF
- Right click on the file
- Select "Open with"> "Choose another app"
- Choose the app you would like to open the file.
- If you do not see the app you want click "More Apps"
- Put a check into "Always use this app to open .pdf files"
- Click "OK"
You are all set anytime you click a file with .pdf it will open in the app you selected.