1)

Welcome!

In this Guide, we will learn how to secure your Zoho account via mobile-based OTP authentication

2)

Click on "Multi-Factor Authentication"

3)

Click on "Setup Now" option reflects inside Mobile-based OTP section

4)

Enter a Mobile number to receive OTPs in future  

5)

Click on "Next"

6)

Your mobile number is registered to secure your Zoho account from unauthorized access