Thank you for reaching out to the Community. I'm sorry to hear your video is not displaying properly within your email. I would suggest clearing the cache on your browser to start, and going into Safe Mode. You can click here to view the full steps of adding a video link.
If you still aren't able to get your video to display properly, please email us at social_support(at)constantcontact(dot)com with your username, name of the campaign you are working on, the video link, and a reference to this post and we will investigate further!
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