Apprarently, a recent update caused the embed for iframe to reference an incorrect URL: <iframe width="680" height="510" src="https://app.blob.core.windows.net/embed/snapshotEmbedHost.html?embedId=....
v-chuncz-msft Not really the response that I was looking for. I did use the regular embed code to accomplish what was needed. The issue with the iframe embed code still needs to be addressed by Microsoft. It's this that I was reporting. So, simply using a workaround is not a strong response.