How to create custom '404' page?

This page explains configuring custom '404' page, also called as 'page not found'

This feature is available for "Enterprise plan" only.

Steps to follow:

1. Goto 'DetailedPages' sheet in the Google sheet connected to your site

2. Create a new row and add Column A as "./404" without quotes.

3. Add Column D with the required html you want to configure for your 404 page. (See sample as below)

<div style="display: flex; justify-content: center;">
   <img src="https://static.vecteezy.com/system/resources/previews/000/362/681/non_2x/vector-website-error-404-page-not-found.jpg" />        
</div>

<div style="display: flex; justify-content: center;">
    <a href="./"><h2>Go to home</h2></a>
</div>

4. Select/Add Column F as "Image top & Text bottom"

The setup should look something like below.

Use 'live test' to pull latest changes and test your changes.

Now, for all pages that doesn't exist in your site, the site automatically shows the page you configured from the above steps.