But don't panic if your product definitions currently contain URLs; you can enter the ID, DxNnlouTmJ0, or the URL, https://www.youtube.com/watch?v=DxNnlouTmJ0. Both will work; it's only the prompt that has changed.
In Product Maintenance, if you wanted to add a video to a product definition, we prompted you to enter a Video URL or Video ID. In the interests of succinct and consistent messaging, we have reduced the field prompt to Video ID.
From this:
To this:
You know you've entered it correctly when you see the video provider's icon.