Magento 2.4.9 Is Here (and So Is Mage-OS 2.3.0): What Changed and How to Upgrade
Magento 2.4.9 reached GA and Mage-OS 2.3.0 followed a day later. Here's what actually changed in the supported stack — PHP 8.5, OpenSearch 3.x, Valkey, Symfony Cache — which distribution to run, and a no-fluff upgrade checklist before 2.4.6 hits end of support.