https://devzone.nordicsemi.com/f/nordic-q-a/36948/pca10040-dev-board-is-not-getting-detected-anymoreHi, MY pca10056 dev board is no longer getting detected. i have gone through this post here is what i have checked , Does the device show up in Device Manager? No Have you tried a different USB cable? Yes Have you tried using a differenten-USTelligent Community 13Tue, 31 Jul 2018 14:01:24 GMThttps://devzone.nordicsemi.com/thread/142208?ContentTypeID=1Tue, 31 Jul 2018 14:01:24 GMT137ad170-7792-4731-bb38-c0d22fbe4515:54bdf7c3-e24e-49d1-974d-f2784566e1a6MartinBL<p>Hi,</p> <p>Any luck so far?</p> <p><em><strong>Vdd pin measures only 0 V but 5V pin gives 5 V as expected.</strong></em><br />This is pretty strange. I assume you haven&#39;t cut any solder bridges and that all the switches are in correct position as <a href="http://infocenter.nordicsemi.com/topic/com.nordic.infocenter.nrf52/dita/nrf52/development/nrf52840_pdk/getting_started.html?cp=2_0_3_3">described here</a>?</p><div style="clear:both;"></div>https://devzone.nordicsemi.com/thread/141781?ContentTypeID=1Sat, 28 Jul 2018 21:53:20 GMT137ad170-7792-4731-bb38-c0d22fbe4515:2087b3f7-fd83-4247-881c-da661c4c5770John<p>This can be a bit of a night horse!</p> <p>Download the latest version of nRF Tools:</p> <p><a href="https://www.nordicsemi.com/eng/nordic/Products/nRF52840/nRF5x-Command-Line-Tools-Win32/58850">https://www.nordicsemi.com/eng/nordic/Products/nRF52840/nRF5x-Command-Line-Tools-Win32/58850</a></p> <p>Perhaps also uninstall nRFGO and reinstall.</p><div style="clear:both;"></div>