Plan To Implement MFA
Configuring Permission Set in Salesforce
Enabling and Configuring MFA in Salesforce
Don't forget to check out: Salesforce Multi-factor Authentication/Two-factor Authentication End User Training Video
Add User to Permission Set
Download and Install the Salesforce Authenticator
Test MFA in Salesforce
Check out another amazing blog by SP Tech here: How Does Salesforce CRM Empower Insurance Organizations?