---
title: Undo or redo actions in the knowledge article HTML editor
description: Quickly revert typing actions or formatting that you made during the current session of editing a knowledge article using the HTML editor.
locale: en-US
canonical_url: https://www.servicenow.com/docs/r/australia/servicenow-platform/knowledge-management/undo-redo-html-editor.html
release: australia
product: Knowledge Management
classification: knowledge-management
topic_type: task
last_updated: "2026-03-12"
reading_time_minutes: 1
breadcrumb: [Editing functions for knowledge articles in the HTML editor, Creating and maintaining articles, Knowledge Management, Manage content capabilities, Extend ServiceNow AI Platform capabilities]
---

# Undo or redo actions in the knowledge article HTML editor

Quickly revert typing actions or formatting that you made during the current session of editing a knowledge article using the HTML editor.

## Before you begin

Open the knowledge article in which you want to use the HTML editor.

## About this task

You can also use the HTML editor when creating or editing a knowledge article using the Knowledge Management application in the ServiceNow AI Platform interface or in Agent Workspace. To create or edit a knowledge article in the ServiceNow AI Platform interface, see [Create a knowledge article](https://raw.githubusercontent.com/ServiceNow/ServiceNowDocs/australia/markdown/australia/servicenow-platform/knowledge-management/create-knowledge-article.md) or [Edit a knowledge article](https://raw.githubusercontent.com/ServiceNow/ServiceNowDocs/australia/markdown/australia/servicenow-platform/knowledge-management/edit-knowledge-article.md). To create or edit a knowledge article in Agent Workspace, see [Create a knowledge article in Agent Workspace]() or [Edit a knowledge article in Agent Workspace]().

## Procedure

1.  Place the cursor in the Article body section.

2.  Undo or redo a typing action or format change.

    -   To undo the previous change, click the undo icon .
    -   To redo a change that has been undone, click the redo icon .
    **Note:** The undo and redo icons are available based on the number of actions that are saved to be undone or certain actions that can't be undone.