Flexible Invoices for WooCommerce – KSeF Add-on

2.4.6 – 2026-07-22

Fixed problem with FormaPlatnosci: Nieznany błąd error when _date_paid meta was empty

2.4.5 – 2026-07-21

Added support for WooCommerce 11.0

2.4.4 – 2026-07-20

Fixed styling issues for the single-column metabox.

Resolved an issue causing incorrect values in the Polish tax field when issuing documents in foreign currencies.

Resolved an issue with DataZaplaty node not being filled with proper paid date.

2.4.3 – 2026-07-02

Added support for WooCommerce 10.9

2.4.2 – 2026-06-08

Initial validation errors are now cleared after saving invoice.

Same rate cannot be mapped as ‘zw’ and ‘oo’

Fixed problem with hiding mapper notice

Send and download buttons are now disabled after changes has been made to document

2.4.1 – 2026-05-28

Fixed problem with KodUE mapping for EU transactions when country code differs from VAT prefix (e.g. Greece).

2.4.0 – 2026-05-25

Added support for OSS (Flexible Invoices PRO required).

Added field for oo rate mapping in plugin settings.

Improved auto mapping for 0% rates.

Removed field for np and np type mapping.

Added support for currency exchange rates

2.3.1 – 2026-04-28

Fixed problem with ID data for Entity 3 (recipient) in generated XML. Now it generates the same way Entity 2 does.

2.3.0 – 2026-04-28

Added notice in KSeF metabox informing about unsaved changes in invoice.

Improved api error handling

The method for generating the XML file has been completely overhauled

Added fiksef_xml_data filter for modifying d