customers/register template renders the customer register page, which hosts the form for customer account creation.
customers/register template is located in the
customers directory of the theme:
You should include the customer register form in your
customers/register template or a section inside of the template.
The customer register form
The customer register form can be added with the Liquid
form tag and accompanying
'create_customer' parameter. Within the form tag block, you need to include the following: