How to Disable Salesforce Feature Two Factor Authentication on Online CRM?
Two Factor Authentication is a Salesforce feature, Salesforce admin can enhance the organization security by requiring a second level of authentication for every user login. This feature can be disabled if the organization does not need to follow the Security Policy.
This feature can be disabled by a System Admin.
Navigate to: Setup --> Session Settings --> Session Security Levels.
Select Two Factor Authentication and click the Remove button.