Sequence > Left Navigation Bar > Purchases > Credit notes
Follow the above-mentioned workflow to land on the Supplier credit notes grid.
A credit note for which the Status is not non-refundable, click the three-dot icon.
From the options revealed, click Duplicate. Doing so opens the Create credit note screen with details of the selected credit note populated in the respective fields.
Once the required changes are made, click the Generate and continue button.