Modules > Pixmania.com > Configure > Settings
Import/Export Type
Default Value: By Reference (Highly Recommended)
You will indicate whether the module will use the synchronization by reference (SKU) or by Product ID. The selection of the choice Product ID is generally not necessary and we recommend using the Reference field.
Make sure that all products have unique references as shown on page Validate your catalog structure, and only if this usage is not applicable, select by ID.
Image type
For a better quality of annoucement, indicate the largest image you have in the “Preferences > Images”.
Leave empty to send the biggest one (recommended).