https://devzone.nordicsemi.com/f/nordic-q-a/85618/maximum-data-that-can-be-sent-in-extended-advertising-mode. I am using ble_app_beacon as a base code in that i had enabled extended advertising but i can only be able to send 198 bytes of data, if i try to send more than that led keep on it does not blink i.e. it is not advertising properly. According to theen-USTelligent Community 13Thu, 10 Mar 2022 13:12:39 GMThttps://devzone.nordicsemi.com/thread/357408?ContentTypeID=1Thu, 10 Mar 2022 13:12:39 GMT137ad170-7792-4731-bb38-c0d22fbe4515:77dc993e-955b-460a-a16e-36f0ceb1641edejans<p>Hi,<br /><br />BLE_GAP_ADV_SET_DATA_SIZE_EXTENDED_MAX_SUPPORTED defines maximum supported data length for an extended advertising set. You can read more in the documentation of the <a href="https://infocenter.nordicsemi.com/topic/com.nordic.infocenter.s132.api.v7.3.0/group___b_l_e___g_a_p___a_d_v___s_e_t___d_a_t_a___s_i_z_e_s.html">advertising data sizes</a>.<br /><br />Best regards,<br />Dejan</p><div style="clear:both;"></div>https://devzone.nordicsemi.com/thread/357248?ContentTypeID=1Wed, 09 Mar 2022 15:35:15 GMT137ad170-7792-4731-bb38-c0d22fbe4515:64c038e8-78fc-436b-8c65-7324d77f2a51Piyush_9536<p>SDK17.1.0</p><div style="clear:both;"></div>https://devzone.nordicsemi.com/thread/357246?ContentTypeID=1Wed, 09 Mar 2022 15:31:32 GMT137ad170-7792-4731-bb38-c0d22fbe4515:c5f49ba2-1fcf-4eb3-a3db-01a3ce6c751edejans<p>Hi,<br /><br />Which SDK are you using?<br /><br />Best regards,<br />Dejan</p><div style="clear:both;"></div>