https://devzone.nordicsemi.com/f/nordic-q-a/82429/power-profiler-kit-2-can-t-connect-to-pcThe board connected to the PC for the first time, but after I mistakenly loaded the Bluetooth low energy sample instead, the Power profile on software nrf connected for desktop to the board -&gt; The board could not connect to the PC as it did at the beginningen-USTelligent Community 13Tue, 07 Dec 2021 14:18:49 GMThttps://devzone.nordicsemi.com/thread/342372?ContentTypeID=1Tue, 07 Dec 2021 14:18:49 GMT137ad170-7792-4731-bb38-c0d22fbe4515:2bc9b900-b441-4fd7-bdaf-230db826c5f1Priyanka<p>Glad that it worked! <span class="emoticon" data-url="https://devzone.nordicsemi.com/cfs-file/__key/system/emoji/1f642.svg" title="Slight smile">&#x1f642;</span></p><div style="clear:both;"></div>https://devzone.nordicsemi.com/thread/342370?ContentTypeID=1Tue, 07 Dec 2021 14:13:40 GMT137ad170-7792-4731-bb38-c0d22fbe4515:617b530a-5ad8-4dfa-820f-bf278d5f4805Ly Nguyen<p>Thank you for your feedback.</p> <p>The issue is the same case as your suggestion. I have bootloader again and the result is OK now.</p><div style="clear:both;"></div>https://devzone.nordicsemi.com/thread/341982?ContentTypeID=1Mon, 06 Dec 2021 07:46:55 GMT137ad170-7792-4731-bb38-c0d22fbe4515:cd25321d-7dce-4606-a221-4647c784f848Priyanka<p>Hi,</p> <p>I did not understand your issue. Is your board not connecting to the PC? Could you tell me which board is it that you are using? (nrf52840 DK or nrf52840 PDK or anything else).</p> <p>Could you kindly explain what is the issue with the PPK2?</p> <p>Kind Regards,</p> <p>Priyanka</p> <p></p> <p>P.S I would suggest you to kindly take a look at <a href="https://devzone.nordicsemi.com/f/nordic-q-a/70266/ppk2-suddenly-stopped-working">this case</a>, if this helps with your issue <span class="emoticon" data-url="https://devzone.nordicsemi.com/cfs-file/__key/system/emoji/1f642.svg" title="Slight smile">&#x1f642;</span></p><div style="clear:both;"></div>