This is actually a HiDPI issue, I tried several possibles fixes, none of them are working (see ArchiWiki HiDPI).
Only Unity manages HiDPI properly. i3wm or xfce do not... How does Unity do it?! -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1627938 Title: i3wm GTK application have a big font To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/i3-wm/+bug/1627938/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs