# Medusa v2.12.4 — Release & Upgrade Intelligence
- **Product:** Medusa (https://medusajs.com)
- **Version:** v2.12.4
- **Released:** Jan 06, 2026
- **Impact Score:** 5/10
- **Breaking Changes:** Not verified
- **Canonical Analysis:** https://changelogs.us/medusajs/updates/v2.12.4/

## Executive Summary (TL;DR)
Medusa v2.12.4. Source highlight: New Translations features

## New Features
- Shipping Option Type
- feat(): Auto generated types generation upon build
- feat(): Translation settings + user configuration + admin hook and js sdk + dashboard
- feat(dashboard): Add first and last name inputs to update order shipping and billing address forms
- feat(translation,core-flows): translate remaining core entities and sync shipping option <> method translations
- feat(core-flows,utils): Shipping options workflow events emission

## Improvements
- docs-utils: performance improvements for the clean OAS script

## Bug Fixes
- fix(core-flows): fix type of getTranslatedLineItemsStep
- fix(medusa): fix type of product variant request param
- fix(order): Prevent fetching all db adjustments when no items are pre…
- fix(medusa): allow passing null to cart API routes
- fix(medusa,framework): HMR file watch
- fix(types): add missing completed_at property for carts