Shopify Custom Apps 2026: Dev Dashboard and Legacy App Guide Custom Shopify app changes after January 2026 need clear planning for store owners and developers. This blog explains the Dev Dashboard updates and what happens to legacy custom apps. It covers app setup changes, migration needs, permissions, API checks, testing, and long-term app management. This guide is helpful to review existing apps, prepare for updated development workflows, and keep custom Shopify features working properly after the platform changes. For more information, read our blog! https://bit.ly/4ikx5p0