https://devzone.nordicsemi.com/f/nordic-q-a/37782/device-name-changing-problem-after-addng-all-tha-functions-alsoall the details needed to reproduce my situation, including: development software, with versions soft device s110, nrf51822 Computer platform, with versions (Windows) general setup and configuration device name is not display it s displayed as Nen-USTelligent Community 13Mon, 27 Aug 2018 11:56:55 GMThttps://devzone.nordicsemi.com/thread/145921?ContentTypeID=1Mon, 27 Aug 2018 11:56:55 GMT137ad170-7792-4731-bb38-c0d22fbe4515:d3f8d7f6-bf9e-4096-9a28-7881dbb4dc64Mttrinh<p>Hi,</p> <p>I suggest you to have a look at this <a href="https://devzone.nordicsemi.com/f/nordic-q-a/21955/set-a-name-in-beacon-example-sdk-12" target="_blank" rel="noopener noreferrer">post</a>. It will explain how you can set a name in the beacon example.</p><div style="clear:both;"></div>