1、CEF Not supported by default mp4, You can download the revised version provided by enthusiastic netizens on the Internet .

Ways to view supported features : stay CEF Visit the web page in :http://html5test.com/

2、 Open the web page and the video will play automatically : muted :<video muted src="" autoplay loop></video>

Reference resources : https://blog.csdn.net/mariosss/article/details/80665988

[ turn ][CEF] More articles on auto play video

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