https://devzone.nordicsemi.com/f/nordic-q-a/6075/android-app-how-to-update-the-servicesHi,all! I am programing an android ble app.And I have successfully connected to my device and get my own service(uuid:0x1600),and the characteristic in it(uuid:0x1601). But the problem is, I modified my own service uuid from 0x1600 to 0x1500, buten-USTelligent Community 13Mon, 16 Mar 2015 10:59:40 GMThttps://devzone.nordicsemi.com/thread/21270?ContentTypeID=1Mon, 16 Mar 2015 10:59:40 GMT137ad170-7792-4731-bb38-c0d22fbe4515:f0bfa9ad-d12a-45c3-b69d-5ccda595a033kk<p>I think I got my answer from this:<a href="https://devzone.nordicsemi.com/question/31835/incorrect-service-uuid/">https://devzone.nordicsemi.com/question/31835/incorrect-service-uuid/</a></p> <p>The reason might be this:</p> <p>the caches of my phone stored the resent data about my service,so even I changed my uuid the chches still used the old one.</p> <p>And Cache can be cleared by turning the bluetooth off and on. Doing so I successfully change my uuid. Thank you very much!</p><div style="clear:both;"></div>