WooCommerce 11.0 delivers major architectural improvements, featuring post-checkout guest order claiming, Store API and stock status performance optimizations, Action Scheduler 4.0.0, and experimental developer tools.
The WooCommerce core engineering team has tentatively delayed the release of WooCommerce 11.0 to August 4, 2026, after early testing of Release Candidate 1 uncovered a fatal error triggered by a new performance feature.
WooCommerce 11.0 defers order item database deletion to save(), shifting the execution timing of woocommerce_removed_order_items. Discover how this impacts your plugins and how to refactor your callbacks.
