- Open Language Settings, Input Method, install the Japanese package and select Fcitx as the input method
- Log out and back in
- Click on the Fcitx indicator icon, Configure Fcitx, plus button, uncheck Only show current language, search for Mozc and add it
- Use Ctrl+space to toggle between direct English input and Mozc
But I don't get the conversion popup.
I have tried on Xed (gtk3), Leafpad (gtk2), Tea (qt5), Chrome, and Firefox. None of them show the conversion popup.
What should I do?