Internet Explorer 11 in Windows 8.1 and Windows 7 comes with only one search engine that too as default, that is Bing. You can add any other search provider like Google or Yahoo from Internet Explorer galley site and make as default, let us see how to add Google as default Search provider in IE11.
Setting Google as default Search Engine in IE11
1. Open Internet Explorer 11 and visit Google Search add-on page – this link: http://www.iegallery.com/en-us/Addons/Details/813 in -Internet Explorer gallery
2. Click on “Add to Internet Explorer”, (UPDATE: If nothing happens, check this post for the solution)
3. Add Search Provider dialog appears and asks your confirmation for adding, select “Make this my default provider “and click on “Add”button.
4. That’s it, Google has been set as default Search Engine for IE11. You can see Google listed as default Search Provider in “Manage Add-ons “dialog under “Search Providers”.
UPDATE July 01, 2015: The procedure mentioned above now working for Internet Explorer on Windows 10 too.