The Editor browser extension checks for grammar and spelling mistakes, and it makes suggestions for refining your writing, like addressing passive voice or wordiness. Click an underlined word to see a list of suggested revisions.
Editor runs as an extension on Edge or Chrome. Get it from your browser's app store:
Get Editor in Office apps
Microsoft 365 subscribers get premium Editor features in Word, Outlook.com, and Outlook on the web. Learn how to Get more from Editor with Microsoft 365.
More features coming
Editor checks for grammar and refinements in more than 20 languages (and checks spelling in 89). For information about the issues that Editor checks in various languages, see Editor's spelling, grammar, and refinement availability by language.
Visit What's new in Microsoft Editor to learn about the latest developments in Editor.