Engagement Messenger module theme requirements

---
title: Engagement Messenger module theme requirements
description: You can set a theme that you can apply to an Engagement Messenger module. A theme enables you to define additional styling of Engagement Messenger in your website.
locale: en-US
canonical_url: https://www.servicenow.com/docs/r/customer-service-management/customer-self-service-and-omnichannel-engagement/engagement-messenger-theme-requirements.html
release: brazil
product: Customer Self-service and Omnichannel Engagement
classification: customer-self-service-and-omnichannel-engagement
topic_type: reference
last_updated: "2026-09-10"
reading_time_minutes: 1
breadcrumb: [Configure Engagement Messenger, Set up Engagement Messenger, Set up self-service, Configure, Customer Service Management]
---

# Engagement Messenger module theme requirements

You can set a theme that you can apply to an Engagement Messenger module. A theme enables you to define additional styling of Engagement Messenger in your website.

You can select the theme for your Engagement Messenger in the Appearance section of the guided configuration.

\[Omitted image "em-appearance-tab.png"\] Alt text: Appearance section of the Engagement Messenger guided configuration. Use the Theme field to set the style of Engagement Messenger.

A theme that you want to use for your messenger module must meet the following criteria:

-   The header must be set as **CWF EC Header**
-   It must contain the JS include **/scripts/sn\_csm\_ec.js**
-   It must contain the CSS includes **cwf\_ec\_theme\_inline\_css** and **sp-theme-la-jolla.css**