In order to use the Cream Fulfillment module you should be making sure you comply with the following system requirements:
- Magento Open Source Edition version 2.3 or higher.
- A computer with Windows and Chrome browser installed
- A packinslip printer
- A label printer, we recommend a Zebra ZK420D
- A barcode scanner
- Automatic email manager installed: https://www.automatic-email-manager.com/