Why am I getting the message Plug in required to see the content, while opening some videos?

[AC Question]

i am getting the message. Plug in required to see the content, while opening some videos

plu g in required to see the content
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[B. Diddy]

Re: i am getting the message. Plug in required to see the content, while opening some videos

Welcome to Android Central! I assume you're trying to view a video in a browser. That video might be a Flash video, which isn't supported by Android. Other videos you can see in the browser are probably HTML5, which is supported.