This document provides instructions for uploading vendor master data into Dynamics 365 Finance and Operations using the Data Import/Export Framework (DIXF). It describes setting up DIXF parameters and source data formats, creating processing groups and entities, generating a sample source file, mapping source fields to target fields, validating and previewing the data, copying data to staging and target tables. Additional steps are outlined for uploading multiple addresses for a single vendor. Frequently asked questions are also answered at the end.