https://devzone.nordicsemi.com/f/nordic-q-a/90118/dfu-service-not-showing-up-in-attribute-tableHi, I am following this guide to implement DFU OTA onto my device https://novelbits.io/nrf52-ota-dfu-ble-part-4/ . I have gotten everything to initialize without error, but on NRFConnect it does not show the DFU service or characteristic. I know thaten-USTelligent Community 13Sat, 28 Jan 2023 20:49:00 GMThttps://devzone.nordicsemi.com/thread/406961?ContentTypeID=1Sat, 28 Jan 2023 20:49:00 GMT137ad170-7792-4731-bb38-c0d22fbe4515:fd1319e3-8931-42a3-9b65-b7680acc25b4ChinmayDixit97<p>Hey <a href="https://devzone.nordicsemi.com/members/tgao">tgao</a>&nbsp;, I followed the same procedure from the link&nbsp;<a id="" href="https://novelbits.io/nrf52-ota-dfu-ble-part-4/">https://novelbits.io/nrf52-ota-dfu-ble-part-4/</a>&nbsp;. I restarted the device as you stated but still I am not able to see the DFU service in mobile app. can you help me?<br />Thanks in advance.</p><div style="clear:both;"></div>https://devzone.nordicsemi.com/thread/377687?ContentTypeID=1Tue, 19 Jul 2022 14:49:52 GMT137ad170-7792-4731-bb38-c0d22fbe4515:b21a5197-5a6d-4c7b-b9e6-6fb16743c592tgao<p>Sorry, it turned out to be a caching issue. For some reason, the SERVICE_CHANGED flag as well as turning Bluetooth on and off did not clear the cache and only restarting the device did, upon which the new service show up.</p><div style="clear:both;"></div>https://devzone.nordicsemi.com/thread/377601?ContentTypeID=1Tue, 19 Jul 2022 11:42:10 GMT137ad170-7792-4731-bb38-c0d22fbe4515:7ec5803a-8637-40c4-86fd-bcdc519f3b49Hung Bui<p>Hi Tgao,&nbsp;<br />I made an example to combine ble_app_uart and buttonless service a few years back here:&nbsp;<a href="https://devzone.nordicsemi.com/f/nordic-q-a/41922/dfu-support-for-sdk15-2-0/166172">RE: DFU Support for SDK15.2.0</a>&nbsp;</p> <p>It&#39;s for SDK v15.0 but it should be pretty similar in SDK v17.&nbsp;</p> <p>Could you give it a try ?&nbsp;</p><div style="clear:both;"></div>