https://devzone.nordicsemi.com/f/nordic-q-a/90720/power-profiler-kit-ii-firmware-update-errHi! I used NRF CONNCECT to connect the Power Profiler Kit II, I opened the &quot;Bluetooth Low Energer&quot; app by mistake, and received a prompt to update the firmware. I chose to agree. After the update was successful, the Power Profiler Kit II did not worken-USTelligent Community 13Fri, 05 Aug 2022 08:15:46 GMThttps://devzone.nordicsemi.com/thread/380301?ContentTypeID=1Fri, 05 Aug 2022 08:15:46 GMT137ad170-7792-4731-bb38-c0d22fbe4515:a4258a32-e686-4235-86ad-3776b3988d19Vidar Berg<p>Hi,</p> <p>I&#39;m sorry for the inconvenience.The low energy app should ideally have detected that this was a PPK and not asked you to program it. To recover the board, please follow the steps outlined in this post: &nbsp;<a href="https://devzone.nordicsemi.com/f/nordic-q-a/75470/reprogram-firmware-on-power-profiler-kit-ii">Reprogram Firmware on Power Profiler Kit II</a> - this should allow you to re-program the PPK FW.</p> <p>Best regards,</p> <p>Vidar</p><div style="clear:both;"></div>