Hi Sergei Shibanov,
PFB my answer of your queries.
Is it possible use only first two lines for reproduce issue?
Answer- Yes
Answer - htmlString as read html from file as string and pass it, which I have shared.
Htm…...better for working in Linux systems. Sukhvinder April 6, 2023,...exception: System.IO.IOException: Read-only file system : ‘/tmp/TempFonts’...