https://devzone.nordicsemi.com/f/nordic-q-a/57408/how-to-clear-ios-ibeacon-cacheI started developing a beacon app and used BLE_GAP_ADV_TYPE_CONNECTABLE_SCANNABLE_UNDIRECTED advertising type. I then changed the type to BLE_GAP_ADV_TYPE_NONCONNECTABLE_NONSCANNABLE_UNDIRECTED on the same nRF device and my iOS app cannot receive rangingen-USTelligent Community 13Thu, 06 Feb 2020 02:51:56 GMThttps://devzone.nordicsemi.com/thread/232938?ContentTypeID=1Thu, 06 Feb 2020 02:51:56 GMT137ad170-7792-4731-bb38-c0d22fbe4515:1ceba1a1-dac7-4608-9218-68d40862346cJefferson<p>I figured out the problem was due to iOS doing some filtering of advertisement packets from the same device.&nbsp; I start out advertising in non-beacon mode and then switch to beacon based on user action.&nbsp; If I don&#39;t advertise in non-beacon mode and go straight to beacon mode, then I don&#39;t have the problem.&nbsp; I fixed the problem by using a static random address in non-beacon mode and a random non-resolvable address in beacon mode.</p><div style="clear:both;"></div>https://devzone.nordicsemi.com/thread/232925?ContentTypeID=1Wed, 05 Feb 2020 20:33:29 GMT137ad170-7792-4731-bb38-c0d22fbe4515:a20856b7-720a-49e4-b69b-d9153901f81bJefferson<p>It didn&#39;t work.</p><div style="clear:both;"></div>https://devzone.nordicsemi.com/thread/232781?ContentTypeID=1Wed, 05 Feb 2020 10:14:28 GMT137ad170-7792-4731-bb38-c0d22fbe4515:93d18b87-4a79-444c-a620-58d3c7366498Mttrinh<p>Hi,</p> <p>Can you try turning the bluetooth on your phone off and back on again? See if that helps.</p><div style="clear:both;"></div>