https://devzone.nordicsemi.com/f/nordic-q-a/119880/application-bin-file-in-sdk-2-9-0I am running a modified asset_tracker_v2 on a nRF9160. all is working fine. I am upgrading from SDK v2.5 to SDK 2.90. After a build I find the merged.hex file under the build directory. It used to be under build/zephyr. I can not find the app_update.binen-USTelligent Community 13Wed, 19 Mar 2025 08:51:53 GMThttps://devzone.nordicsemi.com/thread/527966?ContentTypeID=1Wed, 19 Mar 2025 08:51:53 GMT137ad170-7792-4731-bb38-c0d22fbe4515:4844aabb-3ae9-4692-8ded-ca80a15f6404Martin Evans<p>Hi,Timothy</p> <p>There is a file called zephyr.signed.bin and zephyr.signed.hex in the subpath of build.</p> <p>Or dfu_application.zip is for FOTA as well.</p> <p>You can see FOTA <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/">here</a>.</p> <p>Best regard</p><div style="clear:both;"></div>