There are more than 10 videos on the site and after watching 5-6 videos, others are not loaded, what should I do?

Question

JavaScript

Hello, The problem is this:
There are more than 10 videos on the site added via video html5, I add them using jquery. They appear when opened and disappear when closed. But still, after watching 5-6 videos, the rest are not loaded or loaded very slowly.

Answer 1

Fiddler did not look, what about the traffic?