...
2. Before activating OTP Email MFA Authenticator, users should make sure that a valid and working email has been registered in their profile under the User Details section as the email containing the OTP will be sent in to this registered email.
3. A popup dialog will appear showing a Password field to submit the email OTP sent to the user. If the code is valid, OTP Email MFA is will be activated (See Figure 6).
...
2. Administrators can also disable MFA for a specific user by selecting the Setup Users under Users in the admin bar and clicking on the Deactivate MFA button. (See Figure 8)
...