Chrome Vimeo Iframe Autoplay Not Working Anymore
Answer : Annotating the <iframe> with an allow attribute worked for me: <iframe ... allow="autoplay; fullscreen"></iframe> It's called "Iframe delegation" and is described here: https://developers.google.com/web/updates/2017/09/autoplay-policy-changes. You need to add &muted=1 to the iFrame src path and you need to add the attribute allow="autoplay" to the iFrame. Now the Vimeo video starts automatically again in Chrome. yes, according to their documentation it is. https://help.vimeo.com/hc/en-us/articles/115004485728-Autoplaying-and-looping-embedded-videos EDIT: Advance browsers like FireFox, Chrome and Safari are now blocking video autoplay by default. CHROME Auto-Play Policy: https://developers.google.com/web/updates/2017/09/autoplay-policy-changes The Media Engagement Index, or MEI for short, a way of Chrome is to allow AutoPlay audio on your page to be based on your previous interactions with thi...