If the PDF is corrupted, convert it.
Not all PDF readers are equal. The built-in browser PDF viewer (Chrome/Firefox) often fails with complex scripts. surah yaseen malayalam reading pdf fix
Traditional Kerala Muslims (Mappila Muslims) historically used Arabi-Malayalam—a script where Malayalam is written using modified Arabic alphabets. Modern PDFs often mix this with standard Malayalam script (using the Kolezhuthu derived letters). When your PDF viewer lacks the specific Unicode font for Arabi-Malayalam, you see empty boxes, question marks, or jumbled symbols. If the PDF is corrupted, convert it