Ensure you have kalles-4.3.7.zip saved on your local computer. Do not unzip it. (Shopify requires the raw .zip file for upload).
A standout feature analyzed in this distribution is the integration of the "Filter & Search" app capabilities. Unlike standard Shopify tagging, Kalles 4.3.7 includes robust client-side filtering. The update refines the logic for merging filter parameters, allowing users to combine multiple tags (e.g., Color: Red AND Size: M) without page reloads, utilizing AJAX or native URL parameter updates.
: Unzip the primary file to find the specific kalles.zip meant for Shopify.