Feedback: Unable to input Chinese text in Mozilla's Thunderbird email client

[wzy]

I am a user of the Mozilla Thunderbird email client on the Wayland KDE desktop environment. Recently, when I was trying to input Chinese text, I encountered an issue and was unable to input it correctly. I hope to bring this issue to your attention

To help resolve this issue, I provide the following information:

1. Operating System: ArchLinux
2. Desktop Environment: Wayland KDE
3. Email Client: Mozilla Thunderbird
4. Input Method: FCITX5
5. Language: Chinese

Thank you for your time and attention.