The text is always “minus XX% of cumulative SE (net)” under Performance State/Payments. As part of a changeover in an ongoing project, this value must be adjusted manually, as there have already been deductions from previous invoices, which must be deducted from the cumulative value here. Unfortunately, this cannot be recorded in a form that is comprehensible to the customer and, as an integral part of XRechnung, the PDFs cannot be edited with external programs...