Several options are available in your catalogue settings to let you amend the import method of your catalogue but also to review the Lengow mapping (done during the first import of your catalogue).
Last option let you activate alerts to control the imports of your catalogue.
Find different parameters in your Settings section:
Import method allows you to change the import method used to retrieve all products in the catalogue.
Initial product attribute mapping can be used to modify the product attribute mapping made during the first import of your product catalogue.
Update frequency & alerts allows you to add notifications and alerts to your catalogue.
Check the dedicated article.
