The SmartBox is an element designed for searching for information.
To find the answer to your question or to go to a specific website:
You can use SmartBox to search in websites that support OpenSearch (e.g., ru.wikipedia.org):
When searching a site with support for OpenSearch, the SmartBox displays the query text instead of the address of the open page. To view a page address:
By default, the SmartBox uses the Yandex search engine to search for results for your query. You can also change the search engine in the SmartBox:
When you place the mouse cursor in the SmartBox you will see the Copy and Share buttons: