Sell Individually for WooCommerce allows admins to restrict purchases to as little as one product per order.
Better order management
Sell Individually allows your store to restrict checkout to one product per order.
Better order fulfillment
If your business sells products that needs to be prepared or manufactured before delivery, restricting the number of products purchased can help you process the orders efficiently.
Display error message
A user has a product in their cart and tries to add another product. An error message will display stating, “Only one product can be purchased in an order.”
Remove the existing product and add a new product to the cart
A user has a product in their cart and tries to add another product. The existing product in the cart will be removed, and the new product will be added to the cart.
Minimum PHP version: 5.6