How to link a data feed with your Meta (Facebook/Instagram) catalog
1) In Facebook Business Manager select the catalog you wish to link your feed to.
2) Go to “Data sources” from the left-hand side menu which assuming you don't have any feeds there already, should show the following window in which you should select the Data feed option and press the Next button:
** in case some feeds already exist as a data source, its recommend to delete them since if you have more than 1 feed with the same items they might be conflicting (if you are connected using API e.…