To change the Default Supplier of a product; you have two solutions:
Import a new product in Mapping Page
Click on the bottom left of the product card to access the Mapping Page
You can import a new product by pasting the AliExpress URL of your product in the Import box and click on Import
Then click on "Set"
A window will ask you if you wish to Set it as Default option or Second option
You just need to select Default option
Then map the product
Choosing a new default supplier
In case you already have two supplier and wish to change which one is the default supplier
You can delete the default supplier by clicking on the cross
A pop-up will appear to ask if you are sure you want to delete the default supplier
Once done, only you secondary supplier will be left
This way, your Substitute Ali Product will automatically become the Default Ali Product! Let us know if you meet any difficulties, we'll be glad to help.
Don't hesitate to contact us if you have any questions!