Hello, @ecommercedev,
Thank you for choosing XStore as your WooCommerce WordPress theme.
We understand that you wish to alter the number of columns for the product categories widget on desktop, tablet, and mobile devices. To assist you with this, we have created a comprehensive video tutorial. We kindly request you to watch the video in its entirety and follow the step-by-step instructions provided under private content area.
We trust that this will effectively resolve your issue.
Best Regards,
8Theme’s Team.