HTTP / 2 is supported by all modern browsers. Users can benefit immediately from the speed advantage, without having to make additional adjustments. The compatible browsers include: Firefox version 36, Chrome since version 41, Edge, Opera version 28 and the mobile editions of Firefox and Chrome. Internet Explorer supports the protocol only on Windows 10th
support if your browser HTTP / 2 and what speed advantages arise with it, you can on a test page from Cloudflare quickly find out.
As early as May this year, the Internet Engineering Task Force (IETF) has the HTTP / 2 standard adopted, which is to make the network faster and more efficiently. So far, however, it is supported only by a fraction of the server: W3Techs has a share of 2.6 per cent of all Webseites