Control topic visibility in Virtual Agent messaging channels

task brazil Updated Sep 10, 2026 1 min read control-topic-visibility-channel.md

Suppress the display of a topic in a Virtual Agent messaging channel by using a condition script that excludes the topic from a channel.

Before you begin

Roles required:

virtual_agent_admin or admin
Administrator for third-party applications

About this task

In your condition script for the topic, use a context variable to identify the messaging channel that excludes this topic.

Procedure

Navigate to All > Conversational Interfaces > Assistant Designer.
Select the Asset library tab.
Select the topic for updating or create a new topic.
Navigate to the Properties page, and open Who can access this topic under Advanced properties.
In the Context section, select Condition followed by Add Condition.
Enter a condition script that identifies the messaging channel (Slack or Microsoft Teams) from which the topic will be excluded.

You can use the following example script, which contains the vaContext.deviceType variable, to identify the messaging channel that excludes the topic:
JavaScript
```
(function execute(){ if(vaContext.deviceType === 'Slack' || vaContext.deviceType === 'Teams'){return false;}return true;})()
```
To save the topic properties, click Save.

Result

Publishing the topic deploys it to the Virtual Agent messaging channels, except for the Virtual Agent channels that you specified in the topic condition script.

Parent Topic:Integrating Virtual Agent with messaging apps

64 lines · 2.3 KB Wrap lines

---
title: Control topic visibility in Virtual Agent messaging channels
description: Suppress the display of a topic in a Virtual Agent messaging channel by using a condition script that excludes the topic from a channel.
locale: en-US
canonical_url: https://www.servicenow.com/docs/r/conversational-interfaces/virtual-agent/control-topic-visibility-channel.html
release: brazil
product: Virtual Agent
classification: virtual-agent
topic_type: task
last_updated: "2026-09-10"
reading_time_minutes: 1
breadcrumb: [Integrate VA with messaging apps, Conversational Integration apps for Virtual Agent, Conversational Interfaces]
---

# Control topic visibility in Virtual Agent messaging channels

Suppress the display of a topic in a Virtual Agent messaging channel by using a condition script that excludes the topic from a channel.

## Before you begin

Roles required:

-   virtual\_agent\_admin or admin
-   Administrator for third-party applications

## About this task

In your condition script for the topic, use a context variable to identify the messaging channel that excludes this topic.

## Procedure

1.  Navigate to **All** &gt; **Conversational Interfaces** &gt; **Assistant Designer**.

2.  Select the **Asset library** tab.

3.  Select the topic for updating or create a new topic.

4.  Navigate to the **Properties** page, and open **Who can access this topic** under Advanced properties.

5.  In the Context section, select **Condition** followed by **Add Condition**.

6.  Enter a condition script that identifies the messaging channel \(Slack or Microsoft Teams\) from which the topic will be excluded.

    You can use the following example script, which contains the **vaContext.deviceType** variable, to identify the messaging channel that excludes the topic:

    ```
    (function execute()
    { if(vaContext.deviceType === 'Slack' || vaContext.deviceType === 'Teams'){
    return false;
    }
    return true;
    })()
    ```

7.  To save the topic properties, click **Save**.


## Result

Publishing the topic deploys it to the Virtual Agent messaging channels, except for the Virtual Agent channels that you specified in the topic condition script.

**Parent Topic:**[Integrating Virtual Agent with messaging apps](https://raw.githubusercontent.com/ServiceNow/ServiceNowDocs/brazil/markdown/conversational-interfaces/virtual-agent/va-integration-messaging-apps.md)