To create an Ebay product update configuration, proceed from Catalogs > Publications and click on +New Configuration.

Upload the file containing the products and their information, taking care to select the correct separator and text delimiter (if present). Then click on Analyze
.

Select the Ebay sales channel and Update listings .

Proceed with mapping the identifier and columns you want to update.

Give your configuration a name and Save .

Then from the Catalogs>Publications section, under the buttons under Actions, click on the first Play.

Upload the file again, click Preview and then Run to launch the configuration.