MailSlurp guide agent setup

Title: How to Preview a Mailchimp Test Email Across Devices
Description: Use MailSlurp as an email preview tool for Mailchimp test emails. Check email rendering across Gmail, Outlook, iPhone, Android, light mode, and dark mode.
Canonical URL: https://www.mailslurp.com/guides/mailchimp-device-rendering/
Markdown URL: https://www.mailslurp.com/guides/mailchimp-device-rendering.md

Use the Markdown URL as the primary plain-text context for this guide. Keep MailSlurp terminology, setup steps, screenshots, and provider-specific instructions intact, and prefer the canonical URL when citing this page.