WordPress uses the same ID system for pages, posts, media, products, and orders. That means that, if you add a new product and an image for that product, the next order will be three numbers higher than the previous order. As a store owner, employee, or anyone not familiar with the inner workings of WordPress, that might be confusing.
In the e-commerce world, with accounting software, drop-shippers, customers, and everything else going on, it's really helpful to have consecutive order numbers. There is a free plugin that will make all order numbers sequential.
We can install the WooCommerce Sequential Order Numbers plugin by performing the following steps:
WooCommerce Sequential Order Numbers
plugin.There isn't any configuration necessary for this plugin. By simply installing it, all future order numbers will be in the correct order.