So in a nutshell, MFA adds an extra layer of security in the ever-increasing battle to combat hackers.
How to set it up
We recommend you download the Microsoft Authenticator App to your smartphone for a more seamless experience.
If you would rather use SMS messages sent to your phone instead, select I want to set up a different method. Microsoft 365 will ask for your mobile number, then send you an SMS message containing a 6-digit code to verify your device.
If you prefer the text option, then you do not need to follow the rest of this solution.