Microsoft Edge private browsing
To open a Microsoft edge private browsing window (incognito as in google chrome), open edge and click on right
[ … ] corner > New Private window, see picture
When you use In Private tabs or windows, your browsing data (like your history, temporary internet files, and cookies) isn’t saved on your PC once you’re done.
Here is a controversy from Beta News
It’s possible that you reached this article purely by chance, or you may have Googled ‘how to change the default search engine in Microsoft Edge’. However you got here, the fact that you’re reading this indicates that you’re either interested in Windows 10’s Edge, or actively use it — and this means there’s something you need to know.