https://devzone.nordicsemi.com/f/nordic-q-a/22848/nrf52-with-smart-remote-3-bootloader-can-t-start-the-appnRFready Smart Remote 3 nRF52 v1.1(PCA63519) SDK: nRF5x SDK v12.2.0 IDE:Keil 5 Hi,I am trying to flash the whole package of SR3. 1.Flash the s132_nrf52_3.0.0_softdevice 2.Flash the application PCA63519-SR3_nRF52_Shield in nRFready Smarten-USTelligent Community 13Mon, 19 Jun 2017 10:49:51 GMThttps://devzone.nordicsemi.com/thread/89828?ContentTypeID=1Mon, 19 Jun 2017 10:49:51 GMT137ad170-7792-4731-bb38-c0d22fbe4515:663a52f9-2ce5-4e08-8f8f-b31172e990adHung Bui<p>Hi,</p> <p>The bootloader was designed to ignore pre-flashed application and start in bootloader mode first. If you want to modify that, please try to follow the instruction at Appendix 1 at the bottom <a href="https://devzone.nordicsemi.com/blogs/1085/getting-started-with-nordics-secure-dfu-bootloader/">here</a>.</p><div style="clear:both;"></div>