How to make an experimental Google search default search in Firefox

First of all, if you have not seen him yet, you can see the results of his search here .
You will be shown a page with a new design and support for shortcuts.

How to set up Firefox?

1. Go to the searchplugins folder in the Firefox directory (usually this is “c: \ Program Files \ Mozilla Firefox \ searchplugins”)
2. Open a google.xml file with any text editor
3. Find the line <Param name="oe" value="utf-8"/>
4. Write this after it: <Param name="esrch" value="BetaShortcuts"/>
   Save and restart Firefox
   Voila! Now you can use it!