ThemeShock

<p>Custom 404, helps you customize your 404.<br />
From the dashboard options you’re able to modify the background, the image and the fonts color and style.</p>
<p>This page will show users the last post on your site, so that they may choose to follow one of this instead of leaving your page.</p>
<h3>Features</h3>
<ul>
<li>Customizable background</li>
<li>Several Patterns</li>
<li>Multiple fonts</li>
<li>24 additional images.</li>
<li>5 Different languages</li>
</ul>


Custom 404 Error Page: Unilimited designs and colors

Custom 404, creates a 404 page that is set to the default one of your WordPress installation.
This page is fully customizable from the dashboard.

Jesin A

<p>WordPress offers inbuilt support for custom 404 pages on all themes. But what about custom pages for other common errors like 401 and 403? You end up seeing a bland error page of the Web Server.</p>
<p>With this plugin you can easily create custom 401 and 403 error pages with any theme without writing a single line of code!!! And the best part is that you set it and forget it. Yes, you don’t have to do any changes even if you change themes. The heading and text you want on 401 and 403 error pages are displayed on the currently active theme.</p>
<h4>Further Reading</h4>
<ul>
<li><a href="https://websistent.com/wordpress-custom-403-401-error-page/" rel="nofollow ugc">Create WordPress 401 and 403 error pages</a> WITHOUT using this plugin</li>
<li>The <a href="https://websistent.com/wordpress-plugins/custom-error-pages/" rel="nofollow ugc">Custom Error Pages Plugin</a> official homepage.</li>
</ul>


Custom Error Pages

Create custom 401 and 403 error pages with any WordPress theme without writing a single line of code, set it up and forget it.

Custom 404 Error Page: Unilimited designs and colors vs Custom Error Pages