How to force X-UA-Compatible=edge with Vaadin 7

Hello there

We currently have a customer that is using Internet Explorer 11 and our application is not that fast. However, testing with Edge, the application is a lot faster. I’ve read on the Internet, that one can force the rendering engine and tell IE 11 to use edge rendering instead.

Checking our website, Vaadin 7 adds a meta header as follows:

Does anybody know, how I can modify this to use “IE=edge” instead?

However, according to this might not be enough.

Thanks for any hint

Hey everyone

I found a solution likewise to he proposed way in with which I’m able to modify the meta-tag to set X-UA-Compatible to IE=edge.