SEPA payment file generation using electronic reporting in Microsoft Dynamics 365 Finance and Operations
Setup electronic reporting destination for ISO20022 credit transfer
For sending in email could use the link symbol and specify the field in formula designer
Ensure in Vendor method of payment, the payment method uses this ER format
Assuming vendor and vendor bank account is setup well
Upon vendor payment journal, generate payments, a new popup would appear for ER parameters for the output format

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