# 3. Resizing Existing Images
{% hint style="info" %}
**Notes:**
* The plugin is pre-configured to make your product images the same size. To adjust settings and options, go to the *WooCommerce menu → Smart Image Resize → General.*
* Newly added images are processed by the plugin automatically upon upload.
{% endhint %}
{% tabs %}
{% tab title="Using Regenerate Thumbnails" %}
To resize existing images, you'll need to install the **Regenerate Thumbnails** in order to process images in bulk. To do so, in your WordPress admin, go the *Plugins menu → Add New.*
1. In the search box, type *regenerate thumbnails*, and click the button **"Install Now",** then "**Activate"**.
2. Once the plugin is activated, go the *Tools menu → Regenerate Thumbnails.*
3. Finally*,* click the button "Regenerate thumbnails for all attachments" to start processing your images.
{% endtab %}
{% tab title="Using the built-in Bulk Regenerate (beta)" %}
{% hint style="info" %}
Introduced in version 1.16.0 and later.
{% endhint %}
1. In your WordPress admin, go to WooCommerce > Smart Image Resize > Bulk Regenerate
2. Click the "Start Processing" to start regenerating existing images
{% endtab %}
{% tab title="Using ReThumbify (New)" %}
To resize existing images in bulk, you’ll need to install the ReThumbify plugin. Here’s how to get started:\
\
Download ReThumbify Free
1. Navigate to your WordPress admin dashboard.
2. Click on the "Plugins" menu.
3. Select "Add New".
4. Click "Upload Plugin" at the top.
5. Select rethumbify.zip
6. Click "Install Now".
7. Once installed, click "Activate".
8. Navigate to Tools > ReThumbify
9. Click the "Start Regeneration" button to start processing your images.
{% endtab %}
{% endtabs %}
#### How to check resized images?
To view resized images, go to your media library under *Media → Library,* then apply the filter "Smart Resize: Processed".
#### How can I regenerate thumbnails for a single image?
Yes, you can regenerate thumbnails for a single image by clicking the link "Regenerate Thumbnails" in your media library.
{% hint style="info" %}
**Important:**
Make sure you purge cache if old images still showing up, including your browser, caching plugin, and CloudFlare.
{% endhint %}
---
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