https://devzone.nordicsemi.com/f/nordic-q-a/125262/ble-fota-swap-validation-failure-on-nrf7002dk-nrf5340dk-sdk-v2-6-1Hi Team, We’re using the nRF7002DK + nRF5340DK (cpuapp) with nRF Connect SDK v2.6.1, and we’ve run into an issue during the BLE-based firmware update process: 1. The image is successfully downloaded via BLE using app_update.bin in external flash. 2. Theen-USTelligent Community 13Tue, 28 Oct 2025 13:36:23 GMThttps://devzone.nordicsemi.com/thread/552641?ContentTypeID=1Tue, 28 Oct 2025 13:36:23 GMT137ad170-7792-4731-bb38-c0d22fbe4515:8cc54ad7-1ca1-4d97-9488-6654630d25c3AHaug<p>Hi,</p> <p>Could you revise the steps in&nbsp;<a href="https://academy.nordicsemi.com/courses/nrf-connect-sdk-intermediate/lessons/lesson-9-bootloaders-and-dfu-fota/topic/exercise-5-fota-over-bluetooth-low-energy/">https://academy.nordicsemi.com/courses/nrf-connect-sdk-intermediate/lessons/lesson-9-bootloaders-and-dfu-fota/topic/exercise-5-fota-over-bluetooth-low-energy/</a>&nbsp;and also attach device logs throughout the DFU procedure?</p> <p>If it&#39;s in <a href="https://github.com/nrfconnect/sdk-mcuboot/blob/1b1a37fb7abf8b6e5f7d1e05daacd0081ce2844e/boot/bootutil/src/loader.c">loader.c</a>, where do you see it halting?</p> <p>Kind regards,<br />Andreas&nbsp;</p><div style="clear:both;"></div>