Hello,
The issue happens because the shop sidebar filters are tied to the WooCommerce shop pages and category archives. When you create a custom page with a product grid or carousel, it doesn’t automatically use the shop template or the WooCommerce hooks that display the sidebar and filters.
You can create custom sidebar content and show it in a custom page. Try to create a custom sidebar:
Here is the guide on how to create a custom sidebar: https://xtemos.com/docs-topic/sidebars/
To add a sidebar to a specific page, you need to use the page settings within the WordPress editor.
Here’s how:
Edit the Page: Open the specific page you want to add a sidebar and in the bottom of the page settings, choose the custom sidebar for this specific page. The sidebar will show the custom content not the functional filters in custom page.https://xtemos.com/docs-topic/options-for-pages/
Alternatively, To add the filters in this custom page, follow this guide and integrate the custom filters form.
https://xtemos.com/docs-topic/how-to-create-filters-form/
Best Regards,