Multi-Factor Authentication (MFA) Multi-Factor Authentication (MFA) provides an additional layer of security to your NHSmail account when signing in to NHSmail via a web browser.
Multi-Factor Authentication Guidance If you have Multi-factor authentication (MFA) enabled on your nhs.net account and you use the Outlook desktop client, you will need to follow the instructions outlined in this article to temporarily disable MFA and establish connectivity following your upgrade.