The “Sync with Algolia” trigger updates the individual record in the Algolia index.
After making and saving changes to a product, you can manually trigger “Sync with Algolia” from both the product list and the product details page (description) by clicking the More options button (⋯) and selecting Sync with Algolia.
First, ensure that the Sync with Algolia feature is enabled in the Algolia BigCommerce app: