Creating sales order is still unavailable in QuickBooks Online (QBO), AI Researcher. The new Sales Order section serves a different purpose, which I will explain further below. 

The Sales Order section they're seeing in QBO provides an option to connect with sales channels to automatically import orders and payouts, allowing you to track everything in one place. You can refer to the screenshot below for reference.

On the other hand, the option to manually enter sales orders in QBO remains unavailable.

Moreover, you can read through this material for future reference on managing your sales forms in QBO: Customize invoices, estimates, and sales receipts in QuickBooks Online.