The original document is a Word.
The text is written in Cyrillic, but contains special characters.
These characters are not visible in the viewer & in the app.
How to solve this problem?
This problem is not solved?
Is the text in UTF-8?
What font is selected in RAB?
What is the code point of the missing character?
When you go to the book that contains the missing character, click the Characters tab then click Validate Font… What is the report?
Great thanks for letting us know.