Hey @Dr-Sadeq, Udemy requires that video content is HD quality, with a resolution of at least 720p. You can read more about our requirements and recommendations for course videos in our Course Quality Checklist linked here. If you have any questions about your video quality, our Test Video service can provide personalized assistance and feedback before you start working on our course (read more here). As Eliana suggested, if you have more specific questions, please reach out to instructorsupport@udemy.com, the team is best equipped to look into this for you.
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