Import format mapping allows you to rename the import headers of the excel file. Customers can give customized name while import and map the same header to import the file.
For mapping, you need to follow below steps:
You can now update the field names by providing the name that you wish to against the text box present and also, you can hide/display the fields (selectedly available) by using the toggle functionality that is present on the right hand side of the text box.