https://devzone.nordicsemi.com/f/nordic-q-a/50139/nrf51-firmware-update-via-gprsHi everyone! At the begining I want to write what I&#39;m using to make everything easier. Device: - NRF51822 xxAC ( This one ). - GSM module Simcom Sim 7000E ( This one ) Environment: - Visual studio 2019 with Visual GDB. My problem is: I needen-USTelligent Community 13Thu, 25 Jul 2019 13:38:01 GMThttps://devzone.nordicsemi.com/thread/200553?ContentTypeID=1Thu, 25 Jul 2019 13:38:01 GMT137ad170-7792-4731-bb38-c0d22fbe4515:29ed5b14-7414-46cd-8a9f-5178be938555awneil<p><a href="https://devzone.nordicsemi.com/f/nordic-q-a/50219/how-to-flash-the-nrf52832-over-uart">https://devzone.nordicsemi.com/f/nordic-q-a/50219/how-to-flash-the-nrf52832-over-uart</a></p><div style="clear:both;"></div>https://devzone.nordicsemi.com/thread/200344?ContentTypeID=1Wed, 24 Jul 2019 16:48:32 GMT137ad170-7792-4731-bb38-c0d22fbe4515:f7055071-911d-4c9f-afc8-f94bfe20ea57Rafaello<p><span>Hi, Susheel Nuguru.<br />I thought that this is not supported functionality, but I have seen a few threads on this topic, so I am curious if someone solved this problem.</span></p><div style="clear:both;"></div>https://devzone.nordicsemi.com/thread/200278?ContentTypeID=1Wed, 24 Jul 2019 12:15:52 GMT137ad170-7792-4731-bb38-c0d22fbe4515:94243f8b-dff7-4a12-a698-11582ac9eeb2Susheel Nuguru<p>Rafaello,&nbsp;This is not something that we support but as you said, someone might have experimented with this functionality. Not sure if i can be of much help here.</p><div style="clear:both;"></div>