Hi @SZ Please reach out to instructorsupport@udemy.com. The team is best equipped to look into this for you and clarify any doubts.
Fernanda Rivera
Community Moderator
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I prefer recording my own voice (sounds more humane) but in some teaser videos' have used text-to-speech online and this one has worked for me : https://ttsmp3.com/text-to-speech/Indian%20English/
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