This sales pitch was first spotted by VentureBeat.
The search results says Microsoft recommends Microsoft Edge for Windows 10.
A Learn why button next to that message takes you to a website showing off Edges features.
It is not surprising to see tech companies promote their own browsers, or preferred partner browsers.
However, the same message was not displayed while searching for Opera, which is another non-Microsoft online window.
Its rewards program is basically an attempt to stop users from switching to Google searching.
source: www.techworm.net