https://devzone.nordicsemi.com/f/nordic-q-a/121244/matter-examples-not-advertising-on-custom-board-after-migration-to-sdk-3-0Hi there. We have recently migrated from SDK 2.6 to SDK 3.0. We have a custom-made external board, which we used to program with the nRF52840 DK when using SDK 2.6 (for Matter examples like Light_bulb). This involved building the project, flashing iten-USTelligent Community 13Wed, 07 May 2025 15:18:52 GMThttps://devzone.nordicsemi.com/thread/534324?ContentTypeID=1Wed, 07 May 2025 15:18:52 GMT137ad170-7792-4731-bb38-c0d22fbe4515:6b59c2aa-33e7-4d45-88a1-a8bcb0c2ed66Maria Gilje<p>Hello, </p> <p>Have you followed the <a href="https://docs.nordicsemi.com/bundle/ncs-latest/page/nrf/releases_and_maturity/migration/migration_hwmv2.html">board migration guide to hardware model v2</a>?</p> <p>Best regards,</p> <p>Maria</p><div style="clear:both;"></div>