Hello Kadin Zaal,
To setup up MFA, I will recommend you go through the planning steps documented here to ensure readiness. For a business, you may need a P1/P2 license for conditional access setup
Plan a Microsoft Entra multifactor authentication deployment
Enabling MFA for a business involves ensuring proper licensing, configuring Microsoft Entra ID, training users, and strategically implementing the rollout. It is a crucial step in enhancing security by adding an extra layer of protection beyond just passwords. After going through the planning steps above you can then use the documents below to setup
Set up multifactor authentication for Microsoft 365
Configure Microsoft Entra multifactor authentication settings
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Regards,
Abiola