Basic usage examples

Here are some basic usage examples of the device command:

Check the version information for your installed device command. This also shows your installed J-Link version:

nrfutil device --version

Output example:

nrfutil-device 2.19.4 (ae7891d 2026-06-30)
commit-hash: ae7891dd1b346c405d104061a4f18a8f4f897635
commit-date: 2026-06-30
host: x86_64-pc-windows-msvc
build-timestamp: 2026-06-30T13:57:36.795385810Z
classification: nrf-external

Detected SEGGER J-Link version: JLink_V9.24a

List all devices connected to the computer:

nrfutil device list

Output example for a device with the 1050263579 serial number:

1050263579
Product         J-Link
Board version   PCA10056
Ports           COM3, vcom: 0
                COM4, vcom: 1
Traits          devkit, jlink, seggerUsb, serialPorts, usb

Found 1 supported device

List all devices with a SEGGER J-Link on-board debugger:
```
nrfutil device list --traits seggerUsb
```

Program the device with the serial number 1050263579:

nrfutil device program --serial-number 1050263579 --firmware path_to_some_firmware.hex

Program all devices with a Nordic DFU trigger interface:

nrfutil device program --traits nordicDfu --firmware path_to_some_dfu_package.zip