If you don't want to use Bing for web searches in Windows Search, in this guide, we'll show you the steps to replace it with the search engine of your choice.
On Windows 10, by default, when you type a query in the taskbar search box, alongside results for apps, files, and settings, Windows Search will also suggest web searches, which will open Microsoft Edge and use Microsoft Bing to answer your question.
Full story from the WindowsCentral blog...