https://devzone.nordicsemi.com/f/nordic-q-a/44248/nrf9160-firmware-update-failsI&#39;m trying to update firmware of nRF9160 DK, but fails. I downloaded nRF9160 Modem Firmware and Modem DFU Tool from this page; https://www.nordicsemi.com/Products/Low-power-cellular-IoT/nRF9160/Download#infotabs Then I read README.txt which says this;en-USTelligent Community 13Thu, 28 Feb 2019 15:49:12 GMThttps://devzone.nordicsemi.com/thread/173539?ContentTypeID=1Thu, 28 Feb 2019 15:49:12 GMT137ad170-7792-4731-bb38-c0d22fbe4515:ab92a6d5-9e20-45dc-9812-749387ed2977Yusuke<p>I installed JLink and solved&nbsp;the error.&nbsp;</p><div style="clear:both;"></div>