AR Web app customization needed. App was made by PHP & Laravel WebGL ARjs Aframe

Need to do some fix/customization to existing AR web app with admin backed- there no video playing if use IOS- only picture are displayed, but on Android its shows the video too, also need to do few other customization.
The app was made using HTML5 CSS3 PHP MySQL Laravel JQuery Bootstra WebRTC WebGL ARjs Aframe