Guide

1. Access the WordPress editor by logging in to your admin dashboard and navigating to the “Posts” section.

2. Edit an existing one or create a new post.

3. Click "Custom HTML" under the "Blocks" tab.

4. Switch to the “HTML” mode in the editor.

5. Copy the paragraph that you want to indent and add the HTML <blockquote> tag before the text and the closing </blockquote> tag after the indented text. 

6. Select "Preview" to check the paragraph.

7. By using the <blockquote> tag, you can create a visually indented block of text within your WordPress content.