There is a specific requirement to trigger that. Not sure whether desktop and Android Firefox is using the same criteria though. (https://stackoverflow.com/ques

There is a specific requirement to trigger that. Not sure whether desktop and Android Firefox is using the same criteria though. (https://stackoverflow.com/questions/30661650/how-does-firefox-reader-view-operate https://stackoverflow.com/questions/30661650/how-does-firefo...) edit: the article does not have <p> tag. so reader view is not triggered.