MailSlurp guide agent setup

Title: Emoji in email: how they look in Outlook, Gmail and Apple Mail (tested 2026)
Description: Do emoji work in email? Smileys, skin tones, flags and the newest emoji tested on 12 email apps. See where flags became letters and emoji became boxes.
Canonical URL: https://www.mailslurp.com/guides/email-client-support/emoji/
Markdown URL: https://www.mailslurp.com/guides/email-client-support/emoji.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.