You can add a product quantity in WooCommerce by following these steps:
1. Go to WooCommerce > Products. 2. Select the product you want to add a quantity to and click Edit. 3.
Under the General tab, scroll down to the Inventory section and check the Enable stock management at product level checkbox. 4. Enter the Stock Quantity for the product. 5. Save your changes.
Adding a product quantity in WooCommerce is simple and only takes a few steps. Be sure to check the Enable stock management at product level checkbox and then enter your desired stock quantity. Don’t forget to save your changes!