You can modify information for products and listings either one at a time using the Manage Inventory tool in your seller account, or through an inventory file upload.
If you are not the only seller contributing information to a product detail page, you might find that some of your requested changes do not appear.
For more information, see There is a mistake on a product detail page. How can I correct it?
To edit product details or listing information one at a time, follow these
To change more than one product at a time through an inventory file upload,
follow these steps: