Need to blink led using nrf connect mobile applicationhttps://devzone.nordicsemi.com/f/nordic-q-a/91295/need-to-blink-led-using-nrf-connect-mobile-applicationHi mate, I followed the link (+) Add DFU support to your application - Software - nRF Connect SDK guides - Nordic DevZone (nordicsemi.com) step by step and its worked really fine thank you for that and comming to my issue in that same process i needen-USTelligent Community 13Thu, 25 Aug 2022 12:05:15 GMTRE: Need to blink led using nrf connect mobile applicationhttps://devzone.nordicsemi.com/thread/383273?ContentTypeID=1Thu, 25 Aug 2022 12:05:15 GMT137ad170-7792-4731-bb38-c0d22fbe4515:3420fc81-c15f-4a2b-aa9e-adbbeb5a4f22Kenneth<p>Hello,</p> <p>I assume you are working on the peripheral_lbs example.</p> <p>If you open lbs.c, then you can find that for instance&nbsp;write_led() will run when the peer (e.g. phone) write to the led. To understand how it works I suggest to check out:<br /><a href="https://webinars.nordicsemi.com/developing-bluetooth-low-energy-6">https://webinars.nordicsemi.com/developing-bluetooth-low-energy-6</a>&nbsp;</p> <p>Best regards,<br />Kenneth</p><div style="clear:both;"></div>