Microsoft is serving a banner in Settings on the desktop version of Chromium Edge urging users to download the mobile version of the browser and turn on history sync for cross-device experiences.
History sync RSS
Almost a year after making its Chromium-based Edge browser generally available, Microsoft seems to have finally begun rolling out the history and tab sync capability for users on the stable channel.
Microsoft is finally beginning to test the ability to sync history and open tabs in the Canary version of Edge. The feature is starting to show up for a few users on both macOS and Windows 10.