How to Change Sender Mail "mailer@shopify.com" in New customer accounts to our official mail.

Topic summary

A user is seeking help to change the sender email address for one-time passcodes sent through Shopify’s New Customer Accounts feature. Currently, these authentication emails are being sent from “mailer@shopify.com” and they want to use their own official email address instead.

Key Questions:

  • How to customize the sender email for customer account verification codes
  • Whether it’s possible to change the domain displayed on the login page

Context:
The issue relates to Shopify’s New Customer Accounts system, which sends automated one-time codes for customer authentication. The user has included screenshots showing the current mailer address and login page domain.

Status: The question remains unanswered with no solutions or responses provided yet.

Summarized with AI on November 14. AI used: claude-sonnet-4-5-20250929.

Hello there,

I need help for change this Sender mail 1 time code after using New customer accounts feature to our official mail.

Also, can I change this domain in login page?

Thank you