https://devzone.nordicsemi.com/f/nordic-q-a/41693/hi-i-want-change-mac-address-but-doesn-t-changedI development nRF52832, I want change mac address. So I modified nRF5_SDK15.0.0/examples/ble_peripheral/ble_app_uart. I added code to the examples. /////////////////////////////////////////////////////////////////////////////////// bool erase_bonds;en-USTelligent Community 13Tue, 18 Dec 2018 12:48:18 GMThttps://devzone.nordicsemi.com/thread/162288?ContentTypeID=1Tue, 18 Dec 2018 12:48:18 GMT137ad170-7792-4731-bb38-c0d22fbe4515:cb7ca4f1-5a33-4b0e-b109-7433c77ffc03David Edwin<p>Check the return code for the&nbsp;<span>sd_ble_gap_addr_set(). Maybe you are not following the rules for the public address and the set function is not actually succeeding.</span></p><div style="clear:both;"></div>