IF you have chrome and you want it to auto play on your page or hear others autoplay you need to do this
Here are the directions
Go to
chrome://flags/#autoplay-policy
change; auto play to; no user gester is required
then scroll down to bottom right and click launch
Your autoplay is back
this is the site you need to go to to get code from you tube
you add the url which is the http code of the video in the box that says url or embedded code
then add size ,I use 400 wide by 400 or 350 height
then the only boxes I check are
show border
HD
Autoplay [if you want it to autoplay]
Controls
Then click generate code
when code apears copy and paste in what ever section you want it placed on your page