That's user specific, so I wouldn't worry about it. File handlers are set in the options of whatever browser you and your site's visitors happen to use and each visitor will have his own preferred approach to each file type.
OnePlus 5T review: Hands-on
Illustrator Andrés Lozano on his improv line work, brazen use of colours & hand sketching
iPhone X review
Comment envoyer gratuitement des gros fichiers ?