Extend the functionality of a Wikitext field

task australia Updated Sep 10, 2026 1 min read t_ExtendAWikitextFieldFunction.md

Raw file servicenow.com

Configure the Wikitext field to link to other sources within the system.

Before you begin

Role required: personalize_dictionary

Procedure

Right-click in the header of the new Wikitext field.
Select Configure Dictionary
In the Dependent field of the dictionary form, enter the field you want to use for linking to other pages.

For example, on the Incident table, you might choose the number field.

[Omitted image "WikiPluginNewFieldDict.png"] Alt text: Wiki field dictionary example

This configuration enables you to link to any incident by using that incident's number. For example, to open INC0000002, you enter [[INC0000002]].

The following dictionary attributes are available for wiki_text fields.
- preview_first=true - sets the preview mode to display on page load, otherwise editor will be displayed
- preview_selector=true - enables the toggle button to switch between the editor and preview
- dual_mode=true - enables displaying both the editor and the preview simultaneously during edit mode.

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---
title: Extend the functionality of a Wikitext field
description: Configure the Wikitext field to link to other sources within the system.
locale: en-US
canonical_url: https://www.servicenow.com/docs/r/australia/platform-administration/t\_ExtendAWikitextFieldFunction.html
release: australia
topic_type: task
last_updated: "2026-09-10"
reading_time_minutes: 1
breadcrumb: [Wiki field type, Reference, Field administration, Forms, fields, and lists, Configure core features, Administer the ServiceNow AI Platform]
---

# Extend the functionality of a Wikitext field

Configure the Wikitext field to link to other sources within the system.

## Before you begin

Role required: personalize\_dictionary

## Procedure

1. Right-click in the header of the new Wikitext field.

2. Select **Configure Dictionary**

3. In the **Dependent** field of the dictionary form, enter the field you want to use for linking to other pages.

For example, on the Incident table, you might choose the **number** field.

\[Omitted image "WikiPluginNewFieldDict.png"\] Alt text: Wiki field dictionary example

This configuration enables you to link to any incident by using that incident's number. For example, to open INC0000002, you enter `[[INC0000002]]`.

The following [dictionary attributes](https://raw.githubusercontent.com/ServiceNow/ServiceNowDocs/australia/markdown/australia/platform-administration/table-administration-and-data-management/c_DictionaryAttributes.md) are available for wiki\_text fields.

- **preview\_first=true** - sets the preview mode to display on page load, otherwise editor will be displayed
- **preview\_selector=true** - enables the toggle button to switch between the editor and preview
- **dual\_mode=true** - enables displaying both the editor and the preview simultaneously during edit mode.