Can I open old wideos with the new HTML5 Editor? Robbie October 16, 2019 15:23 Follow You can send us the URL of your old Flash wideos to convert them to the new Html5 Wideo Editor. Right now this will be a manual process but we are working to automate it. To send us your wideo URL for conversion contact our support team here. Related articles Go to Html5 Editor Help Enable Flash to use Wideo Switch to the New Html5 Editor What does embedding mean?