https://devzone.nordicsemi.com/f/nordic-q-a/85259/nrfconnect-mobile-dfu-ota-image-confirmation-suppressionGood afternoon. We&#39;re using nrf Connect for mobile to perform DFU over BLE to an nrf5340-based module with firmware built using the nrf connect 1.6.1 SDK and its associated MCU boot loader. We&#39;ve enabled this in our app using: CONFIG_MCUMGR_SMP_BTen-USTelligent Community 13Tue, 01 Mar 2022 13:06:02 GMThttps://devzone.nordicsemi.com/thread/355557?ContentTypeID=1Tue, 01 Mar 2022 13:06:02 GMT137ad170-7792-4731-bb38-c0d22fbe4515:833550ca-af07-443a-b172-ece06c2a936dEinar Thorsrud<p>Hi,</p> <p>The nRF Connect for mobile does not support test only. You&nbsp;can look at <a href="https://www.nordicsemi.com/Products/Development-tools/nrf-connect-device-manager">nRF Connect Device Manager</a><span>&nbsp;though, which is a more flexible&nbsp;tool for SMP.</span></p><div style="clear:both;"></div>