Issue with Video and Images in Android app

Not show images and video,Audio in Chrome and HTML views and Other Chrome like Firefox, But show in Android Html Coding App Free coding editor show all Vieeo and audio preview, Only show on Android preview

I am coding in Android Added Videos images and Audio, Only Show in Android preview in Html Coding
, but Not Show on Chrome and Firefox

Sir I am trying Many more type and Check more time Coding Source and image and video source.

Sir what I can Do :thinking:

Please clear your words…