I felt like that too until I found that atril [1] and calibre ebook-viewer [2] work very well with epub. [1] https://github.com/mate-desktop/atril https://gith

I felt like that too until I found that atril [1] and calibre ebook-viewer [2] work very well with epub. [1] https://github.com/mate-desktop/atril https://github.com/mate-desktop/atril [2] https://calibre-ebook.com/ https://calibre-ebook.com/