nRF Connect for Desktop has the following additional requirements:
| Operating system | Prerequisite | Description |
|---|---|---|
| All | SEGGER J-Link | The latest version tested and recommended by Nordic Semiconductor. nRF Connect for Desktop will notify you about installing the correct J-Link version when you run the launcher. |
| Windows | SEGGER USB Driver for J-Link | Required for support of older Nordic Semiconductor devices. When you install SEGGER J-Link through nRF Connect for Desktop, the driver is automatically installed. For information on how to install the USB Driver manually, see the nRF Util prerequisites documentation. |
| Linux | nrf-udev | Module with udev rules required to access USB ports on Nordic Semiconductor devices and program the firmware. Download the latest DEB file from nrf-udev and run sudo dpkg -i nrf-udev_1.0.1-all.deb to install it. |
| Linux | libusb-1.0-0 | Usually comes installed with Ubuntu. You can run sudo apt install libusb-1.0-0 to install it. |
| Linux | libfuse2 | Required for Ubuntu v22.04 and above to run AppImage applications. You can run sudo add-apt-repository universe && sudo apt-get update && sudo apt install libfuse2 to install it. |
Note
If you don't install the J-Link driver, running the apps will be very limited and you will get error messages CouldNotFindJprogDLL, CouldNotOpenDLL, JLINKARM_DLL_NOT_FOUND, or similar.