= “DEF”; Slide.NotesSlide.NotesTextFrame.Paragraphs.Portions.PortionFormat.FontItalic
I request you to please provide the generated output presentation, desired output presentation and working sample project with which you are able to reproduce the issue. The information shared is quite abstract and I am unable to use this to reproduce the issue. Please share the requested information so that I may help you further.
That is good to know that you have been able to figure out the issue on your end. Please share, I may be any further help to you in this regard.