= 8.4.6 – 2026-10-29 =
* Fix – Prevented the REST API from deleting a different global add-on group when the request ID is negative or not a number.
* Fix – Prevented a fatal error when checking whether a product that no longer exists is a grouped product.
* Fix – Preserved unrelated metadata and options when deleting all Product Add-Ons data during uninstall.
* Fix – Fixed tax subtotals for products priced by Measurement Price Calculator.
* Fix – Refresh add-on totals when Measurement Price Calculator changes the product quantity.
* Fix – Restored image add-on selection and focus outlines in Quick View modals.
* Fix – Fixed add-on totals for products discounted by WooCommerce Memberships.
* Tweak – Raised the minimum supported Composite Products version to 10.2.0.