Watch my video on managing MFA/2FA login issues: https://youtu.be/2ZlGdGYTNL4 Salesforce Authenticator Download Links: iPhone - https://itunes.apple.com/us/app/salesforce-%20authenticator/id782057975?mt=8 Android - https://play.google.com/store/apps/details?id=com.salesforce.authenticator&hl=en Bookmarks: 00:00 Intro 00:19 Why We Need MFA 00:55 What Is MFA? 01:12 Authentication Methods 01:34 How It Works (Step by Step) 02:42 Thank You!