https://devzone.nordicsemi.com/f/nordic-q-a/2165/scanning-for-perpherals-nrf51822hi nordic: thank you for your great support! question 1: App: LightBlue in iOS. when app scanning for perpherals ,i have found my device,show as &quot;measurement….&quot; THEN update device and press &quot;measurement..&quot; button , normally we should find theen-USTelligent Community 13Wed, 22 Apr 2015 16:19:30 GMThttps://devzone.nordicsemi.com/thread/9163?ContentTypeID=1Wed, 22 Apr 2015 16:19:30 GMT137ad170-7792-4731-bb38-c0d22fbe4515:c364b7e5-2438-4627-85bd-19c5bf724a29george<p>Maybe it is filtering them similar to this:</p> <p><a href="https://devzone.nordicsemi.com/question/1879/ios-7-not-seeing-service-for-uuid-1812-hid/">devzone.nordicsemi.com/.../</a></p><div style="clear:both;"></div>