2026-04-13 – version 4.0.1
* Fix – Correct and add missing rates per April 2026 Royal Mail price guide.
* Fix – Prevent stale rates from previous pricing cycles being served from the database cache.
* Tweak – WooCommerce 10.7 Compatibility.
2026-04-06 – version 4.0.0
* Add – Royal Mail and Parcelforce rates effective April 7, 2026.
* Add – Manual “Sync rates from local files” button in WooCommerce → Settings → Shipping → Royal Mail.
* Tweak – Migrate rate data from hardcoded PHP arrays to local JSON files; rates are cached in the database and re-synced automatically on plugin update.