The create icon was moved to a different position, celia52-cm.
A new QuickBooks interface was released last November. As part of the update, the Create icon was moved to a better position and renamed as +New.
On the left panel, you can create transactions such as invoices, sales receipts, and check and other transaction types as well as making deposits.
I've added sample screenshots for you:
You can check out here for more information with the new interface of QuickBooks Online.
Tag me anytime if you have other questions. I hope you're well today!