If you want to enable a user for Self Service Password Reset the user need to navigate to one of these endpoints and register his/her phone as a second factor.
- This endpoint verifies your phone and enrolls the user in SSPR: http://aka.ms/ssprsetup
It does not change your password!
- This endpoint resets your password and enrolls the user if his or her phone number is already stored on the user. http://aka.ms/sspr (which points here: http://passwordreset.microsoftonline.com)
Here is a screen dump of what the user will have to do: