This article will show you how to configure the Number of Emergency Contacts Required. When a number is selected using this Organization Option, a user profile cannot be saved without first satisfying that requirement.
Instructions
Navigate to the Configuration tab, then select Organization, and then Organization Options

Search for Emergency Contact

On the Number of Emergency Contacts Required drop-down, select the number of emergency contacts a user will be required to add to their account

Note:
You may require up to 5 contacts.
If needed, set the Emergency Contact Expiration Frequency

Note:
You can choose to have emergency contacts never expire or to expire 6, 12, or 24 months after a user has added them to their account.
If needed, set the Emergency Contact Email Address Required (optional)

Click Save Settings

Emergency contacts will now need to be added when editing or creating a user