Hello, Martin,
Thank you for reaching out to us with your query. We understand that you are looking for a way to make the category settings on your page more dynamic, specifically to avoid reloading the page when changes are made.
Theme options > WooCommerce (Shop) > Shop > Shop page filters > Try to activate the Ajax Filters option.
If you have any additional questions or concerns, please do not hesitate to reach out to us. Our support team is always available to assist you.
Best Regards,
8Theme’s Team