Uploading bulk products with custom attributes are really easy. First, we need to download the sample CSV file using which we will upload products with custom attributes.
Above you can see the Mass Upload page of sellers account. Here you can see a section “CSV Column Name for Custom Attributes“, you need to copy these custom attributes and paste them in the CSV file column that says “Applicable with Marketplace Custom Attribute Addon Only“. After the manufacturer, there should be a comma and then the names for custom attributes all separated by a comma.
The CSV will look like the below screenshot after adding the names for custom attributes.
How to create a zip folder for the images – You just need to place all your images in a folder. Now compress the folder containing images, this compressed zip folder is to be uploaded.
Now you can upload the CSV file and the images.zip file and click Upload. After that, you have to select the profile that is created and lastly clicking the run button. The products with the custom attributes will be uploaded as shown below.