Can't access my online store on laptop, how to fix?

Technical Q&A

Topic summary

A user is unable to access their online store from their laptop, encountering an ERR_CERT_AUTHORITY_INVALID error message.

Diagnosis:

  • The error indicates improperly configured domain DNS records
  • This is a certificate authority validation issue

Proposed Solution:

  • Review and correctly configure DNS settings for the third-party domain
  • Follow Shopify’s official guide on connecting custom domains

Status: The issue remains unresolved, awaiting the original poster to implement the suggested DNS configuration changes.

Summarized with AI on November 20. AI used: claude-sonnet-4-5-20250929.
1

Hi,

I cannot access my store on my laptop, it gives back following error message:

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Is there anything I can do to fix this?

2

It seems that your domain DNS records are not well configured and therefore you get ERR_CERT_AUTHORITY_INVALID error.

You may want to read this guide to understand how to proper configure a third-party domains for Shopify: https://help.shopify.com/en/manual/domains/add-a-domain/connecting-domains/connect-domain-manual