Here's how to assign a keyword to a search engine in Microsoft Edge. In Microsoft Edge, the address bar can handle both search queries and website addresses. By default, the browser uses Bing, but users can change the search engine in Microsoft Edge at any time. Moreover, you can add several engines and quickly switch between them using a unique keyword. This feature eliminates the need to open the search engine website in a tab, or change the browser's settings each time you want to use a different search provider.
How to Change New Tab Page Search Engine in Microsoft Edge Chromium
Microsoft Edge now allows you to change the search engine for the New Tab page, in addition to the address bar search engine. Microsoft has made this possible starting in Edge Canary 82.0.453.0. Here's how you can change the search engine for the search box on the New Tab page.
The most recent Microsoft Edge Chromium build adds Microsoft Search to the search options of the browser. The feature is available starting in build 18.104.22.168 of the browser, and can be quickly enabled with a flag.