https://devzone.nordicsemi.com/f/nordic-q-a/112529/ota-dfuHi i am currently using nrf52840 s140 sdk ver 17.1.10 using central uart and i need to add dfu ota code to it how can i add what is the required files to it we tried these examples in ref link https://novelbits.io/nrf52-ota-dfu-ble-part-4/ but we unableen-USTelligent Community 13Thu, 08 Aug 2024 06:57:23 GMThttps://devzone.nordicsemi.com/thread/497422?ContentTypeID=1Thu, 08 Aug 2024 06:57:23 GMT137ad170-7792-4731-bb38-c0d22fbe4515:5849f10e-c36c-48a2-9f1b-0699166dc207AP1<p>Hi i gone through the dfu tutorial and for peripheral it is working fine&nbsp;</p><div style="clear:both;"></div>https://devzone.nordicsemi.com/thread/491126?ContentTypeID=1Thu, 27 Jun 2024 13:10:27 GMT137ad170-7792-4731-bb38-c0d22fbe4515:462d027e-b547-4b7e-8563-dc871bf3242eSigurd<p>Hi!</p> <p>We have a blog on this here:&nbsp;&nbsp;<a href="https://devzone.nordicsemi.com/guides/short-range-guides/b/software-development-kit/posts/getting-started-with-nordics-secure-dfu-bootloader">Getting started with Nordic&#39;s Secure DFU bootloader, a step by step guide</a>&nbsp;</p> [quote user=""]<span><span dir="ltr">&nbsp;</span></span>but we unable to connect to ble after advertising[/quote] <p>Could you elaborate on this? Do have any logs?</p><div style="clear:both;"></div>