Setup Inventory in QuickBooks Online helps you to monitor products and track stock levels effectively. To get started, visit settings to turn on the inventory function. Then create inventory items by filling in the product information, such as name, SKU, cost, and sales price. You can also add preferred suppliers and track quantities. QuickBooks will automatically change the stock levels when you buy or sell items. You can generate a variety of inventory reports, like stock valuation and product performance, to help guide your business. Adding inventory to your QuickBooks Online will assist your company in keeping accurate stock records, help reduce overstocking, and improve your overall inventory management.