System-preferred MFA Enabled by Default in Microsoft 365
Microsoft enabled system-preferred MFA (multi-factor authentication() by default, choosing the most secure registered method,regardless of the default MFA method.
Configure Azure Multi-Factor Authentication settings
Microsoft MFA not allowing Phone as a method. : r/Office365
Graduate: MFA-1 — Class Notes — New York School Of, 47% OFF
System-preferred MFA Enabled by Default in Microsoft 365
System Preferred MFA is here, and it's being enabled by default
Microsoft Teams Security Best Practices
How to secure Microsoft Entra ID tenant
Duo Two-Factor Authentication for Microsoft Entra ID (formerly
Authentication methods and features - Microsoft Entra ID
Enable Report Suspicious Activity in Azure AD to Stay Alerted on Suspicious MFA Requests
How to Setup Multi-Factor Authentication (MFA) in Microsoft 365 - St. Louis IT Support & Services