https://devzone.nordicsemi.com/f/nordic-q-a/122684/ble-fw-ota-updatesHello, I have been able to get FW OTA to work perfectly well over BLE using CONFIG_NCS_SAMPLE_MCUMGR_BT_OTA_DFU =y Now I am trying to display the update progress on the peripheral (the device where I am installing the new FW). I can imagineen-USTelligent Community 13Mon, 07 Jul 2025 13:03:50 GMThttps://devzone.nordicsemi.com/thread/541634?ContentTypeID=1Mon, 07 Jul 2025 13:03:50 GMT137ad170-7792-4731-bb38-c0d22fbe4515:cc776d00-e072-4bd1-8a15-d8a974a00947Amanda Hsieh<p>Hi,&nbsp;</p> <p>You can <span> monitor the MGMT_EVT_OP_IMG_MGMT_DFU_CHUNK_WRITE_COMPLETE event to get the size and the offset. Perform division and multiply by 100.&nbsp;</span></p> <p><span>Regards,<br />Amanda H.</span></p><div style="clear:both;"></div>