---
title: "How to Regenerate Thumbnails in WordPress?"
url: https://nexterwp.com/docs/regenerate-thumbnails-in-wordpress/
date: 2023-06-22
modified: 2026-04-14
author: "Aditya Sharma"
description: "Regenerating thumbnails in WordPress is an important task when it comes to managing and optimising your website's images. This process ensures that your images are displayed correctly and in the..."
image: https://nexterwp.com/wp-content/uploads/2024/05/regenerate-thumbnails-in-wordpress-1024x519.jpg
word_count: 356
---

# How to Regenerate Thumbnails in WordPress?

## Key Takeaways

- Nexter Extension (Free) allows users to regenerate thumbnails easily in WordPress.
- Regenerating thumbnails updates all thumbnail sizes for images in the Media Library when a new size is added.
- Enabling the PHP Module Imagick is necessary to regenerate thumbnails successfully.

Regenerating thumbnails in WordPress is an important task when it comes to managing and optimising your website's images. This process ensures that your images are displayed correctly and in the appropriate sizes. 

With the [Nexter Extension (Free) plugin](https://wordpress.org/plugins/nexter-extension/) you can easily regenerate the thumbnails.

Before we jump into the process, let's understand why you need to regenerate thumbnails in WordPress.

- Sometimes, WordPress users may face an issue where their featured images appear cropped or out of proportion.

- WordPress saves images in different sizes when they are uploaded, and these sizes can be overridden by the theme being used.

- Regenerating thumbnails allows you to update all thumbnail sizes for one or more images that have been uploaded to your Media Library.

- Regenerating thumbnails is useful when a new thumbnail size has been added and you want past uploads to have a thumbnail in that size.

[LIVE EXTENSION LINK](https://nexterwp.com/nexter-extensions/regeneration-thumbnail-in-wordpress/)

 

## Learn via Video Tutorial

https://www.youtube.com/watch?v=GjTzzSr2jjA

To regenerate thumbnails in WordPress, follow the steps.

Go to **Nexter **>** Extensions** > **Utilities**.

Then go to the **Regenerate Thumbnails** section and enable the toggle, after that click on the gear icon (⚙).

![](https://nexterwp.com/wp-content/uploads/2023/06/regenerate-thumbnails-settings-new-1.png)

Now you’ll see a popup where you’ll find different thumbnail size options, turn on the toggles for the sizes you want to generate thumbnails for.

> *Note: Ensure you have enabled the PHP Module Imagick to regenerate thumbnails.*

Once done, click on the **Regenerate** button and the thumbnails will be generated.

![regenerate thumbnails popup](https://nexterwp.com/wp-content/uploads/2023/06/regenerate-thumbnails-popup-new.png)

### How to Enable PHP Module Imagick in Your Server?

The PHP Module Imagick will be enabled by default with most good hosting providers. 

But if it is disabled for some reason, the best option would be to ask your hosting provider to enable it.

Alternatively, if you are using cPanel's WebHost Manager (WHM) you can follow [this guide](https://manage.accuwebhosting.com/knowledgebase/3099/How-to-install-Imagick-on-your-cPanel.html) to install and enable Imagick. 

For a standard cPanel, go to **Software** section > **Select PHP Version**.

![cpanel php version](https://nexterwp.com/wp-content/uploads/2023/06/cpanel-php-version.png)

Image source [Hostinger](https://support.hostinger.com/en/articles/4667580-how-to-manage-php-extensions-on-cpanel).

On the next page, click the **Extensions** tab, and find the **imagick** extension in the list and click the checkbox to enable it.

![cpanel enable imagick](https://nexterwp.com/wp-content/uploads/2023/06/cpanel-enable-imagick.png)

But if you want to enable PHP Module Imagick in your XAMPP localhost, you can follow [this guide](https://ourcodeworld.com/articles/read/349/how-to-install-and-enable-the-imagick-extension-in-xampp-for-windows).

## Frequently Asked Questions

**Q: What should I do if my thumbnails are still not displaying correctly after regenerating them?**
A: If thumbnails are still not displaying correctly, ensure that the PHP Module Imagick is enabled on your server. This module is crucial for image processing in WordPress. If it's disabled, contact your hosting provider to enable it, or follow the steps in your cPanel to enable it manually. Without Imagick, the regeneration process may not function properly.

**Q: Are there any limitations to using the Nexter Extension for regenerating thumbnails?**
A: The Nexter Extension is designed to work seamlessly with WordPress, but it requires the Imagick PHP module to function correctly. If your hosting environment does not support Imagick, you may not be able to regenerate thumbnails effectively. Additionally, ensure that your server settings allow for image processing to avoid any interruptions.

**Q: What are the best practices for regenerating thumbnails in WordPress?**
A: Best practices for regenerating thumbnails include ensuring that the Imagick module is enabled and selecting the appropriate thumbnail sizes you want to generate. It's also advisable to back up your images before starting the regeneration process, as this can prevent data loss if something goes wrong. Regularly check your Media Library for any images that may need updates after changes to your theme.