'Invoice Quick Product Search' is used to search for products in the invoice. You can easily search products by name, barcode, reference no, etc. Easily filter search product list by name, reference, etc. Also, you can get the on-hand the quantity of each product variant. Users can add multiple products in the invoice line by one click. You can enable or disable this feature for the different users for applying group 'Allow Quick Search Account Invoice Order' in user settings.