The latest Microsoft Edge Canary allows you to search in Sidebar from the context menu.
Microsoft regrets “Ask Cortana” in Microsoft Edge legacy hasn’t fulfilled the user needs, that’s why a much better Sidebar Search has been introduced in the new Microsoft Edge with the addition of new features.
Microsoft has recently announced it will roll out Sidebar Search feature to dev and Canary channels of Edge browser. The feature is now available in Edge Canary 85.0.554.0 or later.

The specialty of feature is you can search the web without leaving the current tab and the search results powered by Bing will appear on the right side of the page.
To do Sidebar Search in new Microsoft Edge
1. Launch new Microsoft Edge browser
2. Visit any webpage, highlight a word or phrase, right-click, and select ” Search in Bing in Sidebar for “..”
3. Search results show up on the right pane with web results for your search query.
When compared to Ask Cortana, new Edge with Sidebar Search in addition to web results, displays image and video results as well.
Microsoft says Sidebar Search will show your company results if you signed in to Azure directory account at work.
Sidebar Search is tied to the current tab, you can close it or lookup for additional information by typing a query in the search box.
To see web results in a full page, click on “open in new tab”, then the Bing Search results for that query will open in a new tab.
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