update

package.json

 {
     "name": "react-ag-qeditor",
-    "version": "1.1.18",
+    "version": "1.1.19",
     "description": "WYSIWYG html editor",
     "author": "atma",
     "license": "MIT",

src/extensions/Iframe.js

@@ -34,6 +34,7 @@ const Iframe = Node.create({
 
     renderHTML ({HTMLAttributes}) {
         HTMLAttributes.allowfullscreen = 1;
+        HTMLAttributes.allow="fullscreen"
         return ['iframe', mergeAttributes(HTMLAttributes)]
     },