How to Add an Ajax Product Filter for a WooCommerce Store?

Imagine browsing an online store where products appear instantly as you filter by category, price, or rating—no page reloads, no waiting. That’s the power of an Ajax Product Filter. It makes shopping smoother, faster, and far more enjoyable for your customers.

If you’re wondering how to add an Ajax Product Filter for a WooCommerce store, the process is simple.

Add an Ajax Product Filter in WooCommerce by installing Plugins like the Dynamic Ajax Product Filters plugin. Go to Plugins → Add New, search for it, then click Install and Activate. Create filters for categories, price, and ratings. Turn on Ajax mode in settings to show results instantly without page reloads.

Follow the rest of this guide to see exactly how to set it up and customize it for your store.

How to Add an Ajax Product Filter for a WooCommerce Store?

Adding an Ajax product filter to your WooCommerce store helps shoppers find what they want faster — without page reloads. Using a WooCommerce AJAX Product Filter provides instant, dynamic results, giving customers a smoother, app-like experience. The best way to do this is by using a reliable plugin like Dynamic Ajax Product Filters for WooCommerce. Step-by-step instructions on how to set it up are as follows:

Step 1: Install the Plugin

Using a plugin is the easiest way to enable Ajax filtering in WooCommerce. Unlike default widgets, plugins offer real-time results and better control.

Install From the WordPress Dashboard:

Go to WordPress Admin → Plugins → Add New.

In the search bar, type Dynamic Ajax Product Filters for WooCommerce.

Click Install Now, then Activate.

Install Manually (using a ZIP file):

1. Go to Plugins → Add New.
2. Click Upload Plugin, then Choose File to select the ZIP file.
3. Click Install Now, and then Activate.

Step 2: Activate the Pro License (Optional)

If you’ve bought the premium version, activate your license to unlock advanced features and automatic updates.

Go to Product Filters → Plugin License.

Paste your license key in the box.

Click Activate.

You can skip this step if you’re using the free version.

Step 3: Set Up and Customize Filters

Now it’s time to create your filters and decide how they’ll look on your store.

Access the Filter Settings:

Go to Product Filters → Form Manage from your WordPress dashboard.

Enable the filters you want to show, such as:

• Categories – group items like Shoes, Bags, or Accessories.
• Attributes – let customers filter by color, size, or material.
• Tags – organize products using tags.
• Price Range – add a slider for price-based filtering.
• Rating – allow shoppers to filter by product ratings.
• Search Box – include a quick search option for easier browsing.

Turn on Ajax Filtering:

• In the same section, find Select URL Type.
• Choose the With Ajax from the dropdown.
• Click Save Changes to apply.

Step 4: Customize Filter Design

Make your filters match your store’s style.

Go to Product Filters → Form Style.

Choose your Filter Type (checkboxes, sliders, dropdowns, or buttons).

Set the Layout (sidebar, top, or bottom of products).

Adjust Design Options like colors, spacing, and labels for a perfect fit.

Step 5: Test Your Filters

After saving all settings, visit your Shop page.

Apply filters to see if products update instantly.

Check the layout and speed.

If something doesn’t look right, return to Form Manage or Form Style to tweak settings.

The Best Product Filter Plugins for WooCommerce

A smooth product search can turn a visitor into a loyal buyer. WooCommerce filter plugins make product exploration effortless and enjoyable. They help users narrow down results instantly and find what they truly need. Using the right filter plugin can significantly improve browsing speed and satisfaction. Here’s a closer look at some of the top-rated WooCommerce filter tools available today.

Dynamic AJAX Product Filters for WooCommerce by Plugincy

With this plugin, shoppers can filter items without waiting for page reloads. It provides advanced filtering by category, price, or rating within seconds. Store owners can easily customize how filters appear on the site layout. The interface supports widgets, sidebars, and shortcodes for flexible design choices. Overall, it delivers quick responsiveness and smoother product navigation.

WooCommerce Product Filters by Barn2

Barn2’s plugin takes filtering to a professional level with stylish and practical tools. Users can apply multiple filters like dropdowns, sliders, or checkboxes seamlessly. Its adaptable design works beautifully with large or small stores alike. The customization options ensure each filter matches the shop’s branding perfectly. It’s perfect for improving usability while keeping the store visually appealing.

YITH WooCommerce Ajax Product Filter

YITH’s plugin transforms browsing into a fast, interactive shopping experience. It updates product results immediately when filters are applied. Customers can choose from various filter types, including colors, tags, and pricing. The clean interface makes it suitable for both beginners and advanced users. Its mobile-friendly layout ensures consistent performance across different screen sizes.

HUSKY – Products Filter Professional for WooCommerce

HUSKY stands out with its powerful filtering logic and design flexibility. It handles custom attributes, meta fields, and taxonomies effortlessly. Store owners can design advanced filtering layouts without needing to code. Search results update dynamically, keeping product exploration lightning fast. The plugin works smoothly with most themes and WooCommerce extensions.

Product Filter by WBW

WBW’s product filter combines visual appeal with practical efficiency. It offers ready-to-use filter designs adaptable to various shop styles. Customers can refine searches by attributes, categories, or even stock status easily. Its Ajax engine ensures results appear instantly without extra load time. The integration process is simple and reliable for developers and beginners alike.

Advanced AJAX Product Filters

This plugin brings speed, clarity, and precision together in one lightweight package. Its straightforward interface allows users to find products without confusion. Multiple filters can be combined freely for detailed search control. Results load instantly, keeping customers focused and engaged throughout their shopping. The plugin’s minimal code design helps maintain top website performance.

Reasons Why You Should Add an Ajax Product Filter to Your WooCommerce Store

Shopping online should be fast, fun, and simple for everyone. People don’t like waiting when they want to find something. That’s where an Ajax Product Filter helps make the experience smoother. It keeps your store easy to use and your customers happy without extra clicks or delays. Here is what you should add product filter in your store.

Faster Shopping

No one likes waiting for pages to reload again and again. With Ajax filters, products appear instantly when someone selects a filter. It saves time and keeps people interested in your store. Shoppers can easily compare items without any delay or confusion. A faster store means more chances for customers to stay longer and buy more.

Better Customer Experience

When filters update products quickly, customers feel more comfortable exploring. They can sort items by color, price, or brand easily. The smooth experience makes shopping feel natural and less stressful. It keeps your site simple and enjoyable for anyone to use. Happy customers often come back to buy again.

Fewer Page Reloads

Ajax filters show results right away without loading new pages. This makes browsing much smoother and less tiring. Every change happens in seconds instead of waiting for another page to open. It saves both time and effort for the shopper. That small change can make your store feel more modern and professional.

Easier Search Options

Customers like it when they can find exactly what they’re looking for. Ajax filters help them sort products by features, size, or price quickly. It makes searching simple, even if you have thousands of items. Shoppers won’t get lost or feel confused while browsing. They can focus only on what they really want to buy.

Mobile-friendly Shopping

Many people shop from their phones these days. Ajax filters work perfectly on mobile screens too. Customers can tap filters and see instant results without long waits. It helps your store look smart and work well on all devices. This makes your site more friendly and useful for mobile users.

More Sales Opportunities

When products load faster, people explore more options and spend more time shopping. They can view different filters without any delay. The smoother the experience, the more likely they’ll buy something. It also helps customers feel more confident about their purchase. A better shopping flow often leads to higher sales and profits.

Modern Store Feel

Adding an Ajax Product Filter gives your store a fresh and updated touch. It shows that your store uses smart tools for easier shopping. Customers love clean, fast, and modern websites that don’t waste time. It also helps your store stand out from older or slower ones. A small improvement like this can make a big difference overall.

What to Do if Your WooCommerce Product Filters are Not Working?

WooCommerce product filters that stop working can confuse customers and affect your sales. The good news is that fixing these issues rarely requires deep technical knowledge. In most cases, the problem comes from themes, plugins, or cache errors that can be resolved quickly. Follow these steps carefully to get your filters working properly again.

1. Switch to a Default Theme

Some themes change how filters behave by replacing WooCommerce’s default templates. Try switching to a default theme like Storefront to test.

Open your dashboard, go to Appearance → Themes, and activate a basic WooCommerce-supported theme for checking.

Visit your shop page again and use the filters to see if they start working correctly after switching.

If filters start working, your main theme likely causes the issue, and you should contact its developer for guidance.

2. Deactivate All Other Plugins

Plugins that affect AJAX or product listings can break the filter system silently. Disable all except WooCommerce to test this.

Go to Plugins → Installed Plugins, deactivate everything else, and check if filters work normally again.

When filters start working, reactivate each plugin one at a time and keep testing after every activation step.

Once you find the plugin that breaks filters, remove or replace it with one compatible with WooCommerce’s latest version.

3. Check for JavaScript Errors

Errors in JavaScript can stop AJAX filters from updating products correctly on your site. Use your browser’s developer tools to inspect.

Open your website in Chrome or Firefox, press F12, and select the Console tab to view any red errors.

Use the product filters and note if any warning or error messages appear in the console list.

Copy the error details and ask your developer or plugin support team for help fixing them quickly.

4. Use Only Global Product Attributes

WooCommerce filters work correctly only when using global attributes like color or size across all products. Create them globally.

Go to Products → Attributes and set up global options like “Color” or “Size” for every product.

Add choices such as “Red,” “Green,” or “Large” under Configure Terms and assign them in each product’s data.

Avoid making custom attributes inside a product page since those often don’t connect properly with filter tools.

5. Make Sure Every Product Has a Price

The price filter depends on all products having a defined value in their pricing fields. Missing prices cause filter issues.

Visit Products → All Products and open each item to confirm both Regular and Sale prices are entered.

Even if you’re not selling something right now, give it a temporary number to keep the filter stable.

Save each change after editing prices to make sure WooCommerce detects them correctly during filter updates.

6. Regenerate Product Lookup Tables

WooCommerce uses lookup tables to show filtered results correctly on store pages. Corrupted tables can break this system easily.

Open WooCommerce → Status → Tools, scroll, and click “Regenerate the product lookup tables” to rebuild them.

Wait patiently while WooCommerce refreshes your product data to restore proper searching and sorting.

This process ensures your filters work faster and more accurately when customers browse your online shop.

7. Clear All Types of Cache

Cached data might show outdated product results or stop new filter settings from loading correctly on the website.

If using plugins like W3 Total Cache or LiteSpeed, clear everything from the plugin’s settings area immediately.

Also, clear your browser cache and use incognito mode to test whether your site loads new filter updates properly.

If you use a CDN such as Cloudflare, sign in and purge the full cache to prevent filter lag or errors.

8. Keep Everything Updated

Running old versions of WooCommerce or plugins often creates bugs that affect how filters behave on your store.

Go to Dashboard → Updates and install every available update for themes, WordPress core, and active plugins.

Always make a full backup of your site before updating anything important to avoid losing custom settings.

Keeping everything up to date helps your store work smoothly and prevents future compatibility problems with filters.

9. Test on a Staging Site

When nothing else works, use a clean test site to isolate and check your WooCommerce filters safely.

Set up a simple staging site using only WooCommerce and your chosen filter plugin for fresh testing.

Add your theme and plugins back one by one until you find which one causes the main conflict.

This step saves your live site from errors while helping you fix the issue confidently and efficiently.

Wrap Up

Adding an Ajax Product Filter is a smart way to make your WooCommerce store faster and easier to use. It helps shoppers find products right away and keeps your site smooth to browse. Knowing how to add an Ajax Product Filter for a WooCommerce store makes a big difference because it improves speed and customer satisfaction.

Using a plugin like Dynamic Ajax Product Filters is simple and saves time for both you and your visitors. Once you set it up, your store feels quick, modern, and enjoyable to shop from—turning casual visitors into happy, returning customers.

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