https://devzone.nordicsemi.com/f/nordic-q-a/52317/rigado-bmd-340---nrf52840-bl-dfu-openthreadWe are developping an application using an NRF52840, Based on nRF5 SDK for Thread and Zigbee V3.0.0 Running S140 softdevice One way of doing OTA is described here (Thread Secure DFU Example) We don&#39;t know where this will take us... Another anden-USTelligent Community 13Mon, 23 Dec 2019 06:58:25 GMThttps://devzone.nordicsemi.com/thread/226699?ContentTypeID=1Mon, 23 Dec 2019 06:58:25 GMT137ad170-7792-4731-bb38-c0d22fbe4515:41e188cf-aaff-4dfa-96cd-da90dd01626fAQIB<p>Hello Amanda Hsieh can you send me the solution as well? i tried to open both links mentioned above and i got access denied. i have the same issue. i want to use BLE and zigbee and i want to use BLE DFU for ota. Thanks</p><div style="clear:both;"></div>https://devzone.nordicsemi.com/thread/210587?ContentTypeID=1Thu, 19 Sep 2019 06:13:50 GMT137ad170-7792-4731-bb38-c0d22fbe4515:479d2098-58fb-4f63-8ec6-3787a0e52d9eAmanda Hsieh<p>Duplicated with&nbsp;<a href="https://devzone.nordicsemi.com/support-private/support/236249">https://devzone.nordicsemi.com/support-private/support/236249</a></p><div style="clear:both;"></div>https://devzone.nordicsemi.com/thread/210547?ContentTypeID=1Wed, 18 Sep 2019 20:07:46 GMT137ad170-7792-4731-bb38-c0d22fbe4515:a8cb75ce-35a3-4a96-96ee-46e8de65dfeaawneil<p>duplicate:&nbsp;<a href="https://devzone.nordicsemi.com/f/nordic-q-a/52316/rigado-bmd-340---nrf52840-bl-dfu-openthread">https://devzone.nordicsemi.com/f/nordic-q-a/52316/rigado-bmd-340---nrf52840-bl-dfu-openthread</a></p><div style="clear:both;"></div>