У вашего броузера проблема в совместимости с HTML5
In this video I will show you how to fix 100% disk usage in windows 8 and 8.1 . It is a common problem in microsoft windows 8/8.1 to have 100% disk usage which slows down computer/laptop, but it is very easy to fix the problem: just open local services and disable windows search ,windows update and superfetch, then your problem will be solved!!
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solution --just disable windows search and windows update