Magento\SalesSequence module is responsible for sequences processing in Sales module, Magento\SalesSequence module manages sequences for next system entities and flows:
- order;
- invoice;
- shipment;
- credit memos; Magento\SalesSequence module is required for Magento\Sales module.
The Magento_SalesSequence module does not have any specific system requirements.
The Magento_SalesSequence module is installed automatically (using the native Magento install mechanism) without any additional actions.