https://devzone.nordicsemi.com/f/nordic-q-a/10344/nrf52-preview-dk-j-link-usb-driver-not-foundI am running Windows 7 Pro SP 1 64 bit and have gong through the tools installation procedure, in particular running nRFTools_7_7_0_Installer.exe. This ran the J-Link V5.02 installation. I selected both Install USB Driver for J-Link and Install USB Driveren-USTelligent Community 13Tue, 14 Nov 2017 10:43:53 GMT