How to sync old woocommerce orders ?

Hi there! Have you already installed Woo Sync extension? For the first time set up, you will need to manually import your existing Woo data into CRM. You can do so by following this guide:
https://kb.jetpackcrm.com/knowledge-base/how-to-import-your-customers-and-orders/

After the initial import, Woo Sync checks WooCommerce for new data every hour and imports it automatically.