MP4 video is not loading on iOS, what could be the problem?

Question

iOS

MP4 video not loading on iOS. On Android, Windows and other videos it works fine, on iOS - no)
When I turn on the "controls" function, this picture is visible:


The video is set like this:

<div class="video-wrap">
  <video loop="loop" muted="muted" playsinline="" preload="auto" src="/storage/uploads/video_607db789591a4.mp4" type="video/mp4">
     <source src="/storage/uploads/video_607db789591a4.mp4" type="video/mp4">
  </video>
</div>

When I go to the page of the video itself, on Windows like this:


On an iPhone:

Answer 1

mp4 is just a container, look what codec is inside. Most likely, safari simply does not support it.

Answer 2

Try to remove type or check paths

<div class="video-wrap">
  <video loop="loop" muted="muted" playsinline="" preload="auto">
     <source src="/storage/uploads/video_607db789591a4.mp4">
  </video>
</div>

Answer 3

Try to make a different video format and embed it in source too