У вашего броузера проблема в совместимости с HTML5
DISCLAIMER : IF YOU FIND A SMARTPHONE , GO TO THE NEAREST POLICE STATION AND REPORT IT.
This is strictly for information only, just to show how to breach the security level of a Doogee Device.
You can bypass Google account lock on most of the Doogee devices on this way
Link : https://community.doogee.cc/forum.php?mod=viewthread&tid=4539&extra=page%3D1