On March 24 Microsoft announced yesterday that the Linux version of Edge browser Dev 91.0.831.x version has supported Microsoft account login, users can synchronize favorites, passwords, and extensions.
Users require to manually turn on the account login function in the experimental options:
In addition, it will take some time for the account login function to go online on the stable version. Users who need to use the Edge browser in Linux can download the Dev version in advance and enjoy the full platform synchronization of the Edge browser.
(Via)
