https://devzone.nordicsemi.com/f/nordic-q-a/28778/where-is-the-ble-libraryI download the android source code, Android-nRF-Toolbox-master, from &quot; github.com/.../Android-nRF-Toolbox&quot; . Compile with AndroidStudio v3.0, it said that &quot;Unable to resolve dependency for &#39;:app@debug/complieClasspath&#39;: Could not resove project:ble.en-USTelligent Community 13Thu, 04 Jan 2018 09:53:32 GMThttps://devzone.nordicsemi.com/thread/114013?ContentTypeID=1Thu, 04 Jan 2018 09:53:32 GMT137ad170-7792-4731-bb38-c0d22fbe4515:96ae6d44-2c16-4a76-b035-1cf039c7f710swedeprogr<p>Where can you find this ble lib code? I can&#39;t seem to find it and I have the same problem as you used to have.</p><div style="clear:both;"></div>https://devzone.nordicsemi.com/thread/114012?ContentTypeID=1Sat, 23 Dec 2017 14:00:40 GMT137ad170-7792-4731-bb38-c0d22fbe4515:fc8b36a7-eab6-4092-8ff0-ff3b04123145yacht<p>from &quot;<a href="https://github.com/NordicSemiconductor/Android-DFU-Library&quot;">github.com/.../Android-DFU-Library&quot;</a>, download the ble project, and put it under the same parent folder with Android-nRF-Toolbox, rebuild. It fix! and you can find the ble lib code in the Android-nRF-Toolbox project.</p><div style="clear:both;"></div>