Microsoft is testing a new feature in the upcoming Windows 10 Fall Creators Update that enables users to directly recover their Microsoft Account from the login screen itself, thereby saving the hassle of hunting for another device for account recovery.
https://www.notebookcheck.net/You-will-soon-be-able-to-recover-your-Microsoft-Account-directly-from-the-login-screen.232814.0.html
This is a great feature. I had access to another computer when i had to recover, but that wouldn't anyways be the case.