https://devzone.nordicsemi.com/f/nordic-q-a/16514/add-new-serviceDear Nordic Team, Thanks for support. I want to know the possible for add NUS(Nordic Uart Service) service with proximitty example ?? Edit : Try to add existing service(bas) with template example its working fine. Also create custom service itsen-USTelligent Community 13Tue, 20 Sep 2016 12:33:29 GMThttps://devzone.nordicsemi.com/thread/63176?ContentTypeID=1Tue, 20 Sep 2016 12:33:29 GMT137ad170-7792-4731-bb38-c0d22fbe4515:5ade9a07-3c9d-4c59-8dc9-59ba30ee6d8cMurugan<p>DFU is 128 bit UUID and Custom service also 128 bit UUID so Multiple 128bit UUID services are added thats why its not work. In softdevice_handler.c Change the following parameter: p_ble_enable_params-&gt;common_enable_params.vs_uuid_count = 1 to 2. Now its working fine.</p><div style="clear:both;"></div>