During registration Magento 2 provides the default registration form that includes email, password, the first and last names. Use Registration Fields Manager for Magento 2 to extend customer profile and store important information for you.
Along with adding system fields and creating custom ones on the registration form, admin may group fields into sections. If you are running multi language stores, you can easily translate fields for separate store views. Also after registration customers can edit additional information in their accounts by themselves.
Improve the functionality of your store using the Registration Fields Manager extension for Magento 2!
Click the button to read the full article about how to add custom fields in Registration Fields Manager.
Check out Magento 2 Registration Fields Manager.