https://www.bleepingcomputer.com/news/microsoft/microsoft-rolls-out-the-new-edge-browser-to-windows-10-users/

Microsoft has begun the rollout of its new Chromium-based Microsoft Edge to Windows 10 systems via Windows Update.

As announced by Microsoft's Windows Insider Twitter account, this rollout is starting first with Windows 10 Insider in the 'Release Preview' ring. After a few weeks and if there are no problems, it will be delivered to all Windows 10 users.