https://devzone.nordicsemi.com/f/nordic-q-a/10487/service-change-when-connect-with-different-centralHi everybody. I make an application which combine ANCS and NUS services on PC100028 (nrf51 SDK 9.0.0) This application works properly when I use IOS device which installed a modified version of nrf UART as in this topic . However, when I try to connecten-USTelligent Community 13Thu, 26 Nov 2015 01:46:48 GMThttps://devzone.nordicsemi.com/thread/38989?ContentTypeID=1Thu, 26 Nov 2015 01:46:48 GMT137ad170-7792-4731-bb38-c0d22fbe4515:03087fa3-50d1-455d-81dd-418252e8be89Minh<p>Thank you very much for your answer. It works now!!!</p><div style="clear:both;"></div>https://devzone.nordicsemi.com/thread/38988?ContentTypeID=1Wed, 25 Nov 2015 19:40:22 GMT137ad170-7792-4731-bb38-c0d22fbe4515:6cff328c-e651-4290-9330-96a7de797f4brun_ar<p>Are you using the old github example or did you modify the new, SDK 8.1 or later, ANCS example? At least in the later ANCS example the peripheral will disconnect if BLE_ANCS_C_EVT_DISCOVER_FAILED.</p><div style="clear:both;"></div>