FM 2019: Broken Korean characters in different views

[Lion_techpub]

Korean texts are broken when changing disply views: XML view, Author view and WYSIWYG view.

Click the following link, you can see the video clip.

https://drive.google.com/file/d/1Csfs67O2I06HePcBGzLmJyaVIcTlJxs-/view?usp=sharing

Please, help me.

Thanks in advance.