https://devzone.nordicsemi.com/f/nordic-q-a/91990/dfu-not-booting-uphi everyone i have flashed dfu to my nrf52832 using the latest sdk 17 i have done all the process as mentioned updating the ecc, private key publickey etc but my board doesnt do any advertisment the leds turn on dim but tats not the case if i flash aen-USTelligent Community 13Wed, 21 Sep 2022 11:20:31 GMThttps://devzone.nordicsemi.com/thread/387272?ContentTypeID=1Wed, 21 Sep 2022 11:20:31 GMT137ad170-7792-4731-bb38-c0d22fbe4515:f94f4557-1fd2-4639-8c05-c52d0ea99b6dahmed kibbcom<p>hi hung&nbsp;</p> <p>i figured out the issue it was with the latest sdk 17 i shifted to older sdk and the same program was advertising and everything was working fine anyway thanks for your support the tutorial supports. im also working with adding the dfu services in my program i will reach if anything obstructs me thank you</p><div style="clear:both;"></div>https://devzone.nordicsemi.com/thread/386586?ContentTypeID=1Fri, 16 Sep 2022 10:29:28 GMT137ad170-7792-4731-bb38-c0d22fbe4515:03e6e896-e486-4457-a011-eca6c603a63fHung Bui<p>Hi Shaik,&nbsp;</p> <p>I don&#39;t know if you already followed this but could you try to have a look at by tutorial <a href="https://devzone.nordicsemi.com/guides/short-range-guides/b/software-development-kit/posts/getting-started-with-nordics-secure-dfu-bootloader">here</a> ?&nbsp;</p> <p>Please try to test with only the softdevice + bootloader, without any application .</p> <p>Could you let us know which hardware board you are testing with ?&nbsp;</p><div style="clear:both;"></div>