ReorMadrid

<h4>English</h4>
This plugin allows you to use one of your pages as a custom 404 error page. Most themes have a very basic 404 error page, lacking links or alternatives to help users find the information they were looking for. With this plugin, you can create a personalized page where you can add links or menus to keep visitors engaged.
No coding or programming is required. Simply install the plugin, activate it, select a page, and click the Save button.
This plugin is lightweight and features 100% transparent code, with no obfuscation.
Usage: Install this plugin and activate it. Go to Settings and open Easy Custom 404 Error Page. Select the page you want to use for 404 errors and click Save. That’s it—no further action is needed.
<h4>Español</h4>
Este plugin te permite utilizar una de sus páginas para convertirla en su página de error 404. La mayoría de temas tienen una página de error 404 muy básica, sin links y sin alternativas para localizar la información que se buscaba. Puedes crear una página personalizada donde puede colocar links o menús con el fin de retener esa visita.
No hay que programar ni tocar el código. Simplemente instalar el plugin, activarlo, seleccionar una página y pulsar el botón de guardar.
Este plugin es muy ligero y tiene un código 100% transparente sin codificaciones.
Uso: Instala este plugin y actívalo. Ve a ajustes y entra en Easy Custom 404 Error Page. Busca la página que quieres usar si hay un error 404 y pulsa en guardar. No hay que hacer nada más.

Easy Custom 404 Page

Customize your 404 error page very easy. Simply select a page and save.

RSTheme

Abdur Rashid

Ultimate Redirect Manager is the most advanced redirection tool for WordPress. This Redirect tool will redirect your website’s error links and URLs to the pages you select. You can also track and manage 404, 301, 302, and “Page Not Found” errors very easily. Reduce errors and raise your site’s ranking with the aid of Ultimate Redirect Manager.
You can quickly and easily create and manage redirects without any prior knowledge of Apache or Nginx. Redirection can be used to redirect any URL if your WordPress site allows permalinks.
How to set Elementor 404 Page through Ultimate Redirect Manager
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<h3>Features:</h3>
Custom 404 Page: Choose a custom page to serve as your 404 error page.
Manual Redirects: Set up manual redirects for specific source URLs to redirect to destination URLs.
Redirect Track: Redirect URLs will be recorded in the WordPress database for tracking and monitoring redirect links in the plugin dashboard.
User-Friendly Interface: Manage redirect rules through a simple and intuitive settings interface in the WordPress admin dashboard.
<h3>Usage:</h3>
Setting Up Custom 404 Page:
<ol>
<li>In the WordPress admin dashboard, go to Settings > Ultimate Redirect Manager.</li>
<li>Under the 404 Page Redirection section, select a page from the dropdown menu to serve as your custom 404 error page.</li>
<li>Click Save Changes.</li>
</ol>
Adding Manual Redirects:
<ol>
<li>In the WordPress admin dashboard, go to Settings > Ultimate Redirect Manager.</li>
<li>Under the Manual Redirect Table section, you can add manual redirects by providing the source URL, destination URL, and redirect type.</li>
<li>Click Save Rule to add the redirect rule.</li>
</ol>
<h3>🔥 You may like other plugins from RSTheme:</h3>
<a href="https://wordpress.org/plugins/ultimate-coming-soon/advanced/" rel="ugc">Ultimate Coming Soon & Maintenance</a> – Best Coming Soon, Under Construction, Maintenance Mode, and Landing Page for your website get advanced features for free.
<a href="https://wordpress.org/plugins/rselements-lite/" rel="ugc">RSElements Addon For Elementor</a> – RSElements Addon is a collection of powerful widgets that works perfectly with Elementor page builder. 
<a href="https://wordpress.org/plugins/rs-logo-showcase/" rel="ugc">RS Logo Showcase</a> – Logo Showcase is a lightweight & Responsive plugin to Display a list of clients, supporters, partners or sponsors logos in your WordPress website .
<a href="https://wordpress.org/plugins/shortcode-elementor/" rel="ugc">Shortcodes for Elementor</a> – Insert your elementor pages and sections templates anywhere using shortcodes fro elementor. Using this plugin you can make global elements with shortcodes. This shortcode you can use anywhere inside Elementor builder.
<a href="https://wordpress.org/plugins/ultimate-team-showcase/" rel="ugc">Ultimate Team Showcase – Advanced WordPress Team Members Plugin</a> – The ultimate team member WordPress plugin for showing team members profile in grid, slider, Isotope, and lightbox layouts easily using by shortcodes.
<a href="https://wordpress.org/plugins/ultimate-tag-cloud/" rel="ugc">Ultimate Tag Cloud Elementor Addon</a> – Ultimate Tag Cloud enhances tag display with dynamic loading, custom addons, Elementor integration, and stylish layouts for better taxonomy
<a href="https://wordpress.org/plugins/ultimate-redirect-manager/" rel="ugc">Ultimate Redirect Manager</a> – Ultimate Redirect Manager is the most advanced redirection tool for WordPress. This Redirect tool will redirect your website’s error links and URLs to the pages you select.
<h3>Requirements</h3>
<pre><code>WordPress version at least: 6.3 
PHP version at least: 7.4
</code></pre>

Ultimate Redirect Manager

Redirect users based on 404 errors, manage 301 & 302 redirects, track 404 errors, and optimize your website.

Easy Custom 404 Page vs Ultimate Redirect Manager