nRF Sniffer for Bluetooth LE capture tool

nRF Util

tags: nRF Util

About nRF Util
nRF Util
Supported operating systems
Distribution model
Versioning
Licenses
Predecessor tools
Documentation structure
Get started
Installing nRF Util
Prerequisites
Installing nRF Util from the web (default)
Running nRF Util for the first time
Installation locations
Locking the home directory
Upgrading nRF Util
Alternative installation methods
Installing a specific version of nRF Util
Installing nRF Util when offline
Preparing nRF Util offline bundle
Installing nRF Util commands when offline
Upgrading nRF Util commands when offline
Uninstalling nRF Util
Basic commands and help
Help commands
Help for legacy commands
Installing and upgrading nRF Util commands
Available commands
Experimental commands
Installing latest commands
Installing specific versions of commands
Installing commands from installation sets
Upgrading nRF Util commands
Uninstalling nRF Util commands
Configure
Configuring custom package indexes and modifiers
Setting up custom package indexes
Adding modifiers
Invoking modifiers
Configuring modifiers from environment variables
Managing command output for scripting
Message format
Examples
Environment variables used by nRF Util
Environment variables affecting all commands
Environment variables affecting selected commands
Core module
device command
sdk-manager command
Tools and integrations
Software that uses nRF Util
Wireshark
External capture plugins in Wireshark
Installing Wireshark and plugins
Installing Wireshark
Installing nRF Util plugins
Enabling plugins in Wireshark
nRF Sniffer for Bluetooth LE capture tool
nRF Sniffer overview
nRF Sniffer for Bluetooth LE overview
Setup
Previous versions
Preparing hardware for nRF Sniffer
Software requirements
Supported Development Kits and dongles
Programming the nRF Sniffer firmware
Sniffer firmware files
Programming sniffer firmware using nrfutil device
Connecting the hardware
Running nRF Sniffer
nRF Sniffer toolbar controls
Hardware interface
Device list
Input key and value
Legacy Passkey
Legacy OOB data
Legacy LTK
SC LTK
SC Private Key
IRK
Add Bluetooth LE Address
Follow Bluetooth LE Address
Advertising hop sequence
Clear button
Defaults button
Help button
Log button
Capturing from multiple hardware interfaces
Inspecting captured data
Common sniffing actions
Sniffing advertisements from all nearby devices
Sniffing advertisement packets involving a single Peripheral
Sniffing advertisement packets involving a privacy-enabled Peripheral
Sniffing advertisement packets involving a Periodic Advertiser
Sniffing a connection involving a single Peripheral
Sniffing the pairing procedure of a connection
Sniffing a connection between bonded devices
Troubleshooting
nRF Sniffer troubleshooting
Sniffer is not listed in the Wireshark interface
Sniffer does not show up as a toolbar
Sniffer does not receive packets
Sniffer does not receive packets on Windows
Sniffer occasionally works but appears unstable
Packets are displayed incorrectly
nRF Logger for Bluetooth HCI
nRF Logger for Bluetooth HCI in Wireshark
Prerequisites
Verifying that nRF Logger for Bluetooth HCI is working
Capturing HCI packets in Wireshark
Opening PCAP files in Wireshark
nRF Util modem trace
nRF Util modem trace in Wireshark
Prerequisites
nRF Util modem trace plugin interface
Interface Toolbar
Interface Options
Options
Filter
Starting modem tracing in Wireshark
91 command
Quick guide
91 command quick guide
Syntax
modem-firmware-upgrade usage examples
imei-write and imei-read usage examples
Changelog
91 command changelog
2024-06-12: Version 0.5.0
Changed
2024-03-18: Version 0.4.1
ble-sniffer command
Quick guide
ble-sniffer command quick guide
Syntax
Plugin setup
Subcommands and use cases
bootstrap
sniff
hci
Changelog
ble-sniffer command changelog
2026-06-01: Version 0.20.0
Changed
Removed
2026-04-30: Version 0.19.0
Added
Changed
Fixed
2026-02-10: Version 0.18.0
Added
Changed
Fixed
2025-12-15: Version 0.17.1
Fixed
2025-12-12: Version 0.17.0
Changed
2025-04-15: Version 0.16.2
2025-04-14: Version 0.16.1
Fixed
2025-04-11: Version 0.16.0
Added
Changed
Fixed
2025-02-24: Version 0.15.0
2024-10-25: Version 0.14.1
2024-10-25: Version 0.14.0
Changed
Fixed
2024-06-12: Version 0.13.0
Changed
2024-01-24: Version 0.12.0
Changed
Fixed
2023-11-16: Version 0.11.0
Changed
2023-11-10: Version 0.10.0
Added
Changed
Fixed
2023-09-14: Version 0.9.1
Fixed
2023-08-17: Version 0.9.0
Sniffing Bluetooth LE packets in command line
Syntax
Prerequisites
Capturing Bluetooth LE packets
Specifying an output file
Following specific devices
Viewing output
Inspecting data capture in command line
Logging HCI packets in command line
Prerequisites
Capturing HCI packets
Specifying an output file
Viewing command options
Inspecting captured data
completion command
Quick guide
completion command quick guide
Syntax
Basic usage examples
Setting up autocompletion
Changelog
completion command changelog
2024-06-12: Version 1.5.0
Changed
2024-04-08: Version 1.4.1
Changed
2023-12-06: Version 1.4.0
Added
Changed
Fixed
2023-09-06: Version 1.3.0
Added
Fixed
2023-02-06: Version 1.2.0
Added
2023-01-17: Version 1.1.0
Added
Changed
Fixed
2022-11-29: Version 1.0.0
device command
Quick guide
device command quick guide
Syntax
Traits
Detection options
Basic usage examples
Changelog
device command changelog
2026-06-30: Version 2.19.4
Changed
Fixed
2026-06-22: Version 2.19.3
Added
Fixed
2026-06-10: Version 2.19.2
Changed
Fixed
2026-06-03: Version 2.19.1
Added
2026-05-28: Version 2.19.0
Added
Changed
2026-05-12: Version 2.18.2
Changed
Fixed
2026-04-22: Version 2.18.1
Added
Fixed
2026-04-01: Version 2.18.0
Changed
Fixed
2026-03-10: Version 2.17.5
Fixed
2026-03-09: Version 2.17.4
Added
Changed
Fixed
2026-03-02: Version 2.17.3
Added
2026-02-26: Version 2.17.2
Added
Changed
Fixed
2026-02-09: Version 2.17.1
Changed
2026-01-29: Version 2.17.0
Added
Changed
2026-01-15: Version 2.16.1
Fixed
2026-01-13: Version 2.16.0
Added
Changed
Fixed
2025-12-10: Version 2.15.7
Changed
Fixed
2025-12-01: Version 2.15.6
Fixed
2025-11-27: Version 2.15.5
Fixed
2025-11-25: Version 2.15.4
Added
Changed
Fixed
2025-11-20: Version 2.15.3
Added
Fixed
2025-11-12: Version 2.15.2
Added
Changed
Fixed
2025-10-09: Version 2.15.1
Added
Changed
Fixed
Removed
2025-10-06: Version 2.15.0
Added
Changed
Fixed
2025-09-29: Version 2.14.2
Fixed
2025-09-26: Version 2.14.1
Changed
Fixed
2025-09-15: Version 2.14.0
Added
Changed
Fixed
2025-09-04: Version 2.13.2
Fixed
2025-09-02: Version 2.13.1
Fixed
2025-08-29: Version 2.13.0
Added
Changed
Fixed
2025-08-25: Version 2.12.10
Fixed
2025-08-19: Version 2.12.9
Changed
Fixed
2025-08-13: Version 2.12.8
Added
Fixed
2025-08-04: Version 2.12.7
Changed
2025-07-23: Version 2.12.6
Added
Changed
Fixed
2025-07-11: Version 2.12.5
Changed
Fixed
2025-07-09: Version 2.12.4
2025-07-07: Version 2.12.3
Fixed
2025-07-03: Version 2.12.2
Fixed
2025-06-23: Version 2.12.1
Added
Changed
Fixed
2025-06-23: Version 2.12.0
2025-05-26: Version 2.11.2
Added
Changed
Fixed
2025-05-14: Version 2.11.0
Changed
Fixed
2025-05-07: Version 2.10.2
Removed
Fixed
2025-04-30: Version 2.10.1
Changed
Fixed
2025-04-24: Version 2.10.0
Added
Changed
Removed
Fixed
2025-04-11: Version 2.9.0
Added
2025-04-10: Version 2.8.8
Fixed
2025-04-08: Version 2.8.7
Added
Changed
Fixed
2025-03-28: Version 2.8.6
Changed
Fixed
2025-03-25: Version 2.8.5
Fixed
2025-03-24: Version 2.8.4
Added
Fixed
Removed
2025-03-17: Version 2.8.3
Changed
Fixed
2025-03-12: Version 2.8.2
Fixed
2025-03-11: Version 2.8.1
Added
Fixed
Removed
2025-03-07: Version 2.8.0
Added
Changed
Fixed
2025-02-17: Version 2.7.16
Changed
2025-02-17: Version 2.7.15
Changed
Fixed
2025-02-06: Version 2.7.14
Added
Changed
Fixed
2025-01-31: Version 2.7.13
Changed
Fixed
2025-01-17: Version 2.7.12
Added
Fixed
Removed
2025-01-14: Version 2.7.11
Added
Changed
Fixed
2024-12-16: Version 2.7.10
Fixed
2024-12-12: Version 2.7.9
Fixed
2024-12-09: Version 2.7.8
Added
Changed
Fixed
2024-11-27: Version 2.7.7
Added
Changed
Fixed
2024-11-13: Version 2.7.6
Added
Changed
Fixed
2024-11-07: Version 2.7.5
Fixed
2024-11-01: Version 2.7.4
Changed
Fixed
2024-10-29: Version 2.7.3
Fixed
2024-10-24: Version 2.7.2
Fixed
2024-10-22: Version 2.7.1
Added
2024-10-22: Version 2.7.0
Added
Changed
Removed
Fixed
2024-10-11: Version 2.6.4
Fixed
2024-10-09: Version 2.6.3
Fixed
2024-10-07: Version 2.6.2
Added
Changed
Fixed
2024-10-02: Version 2.6.1
Changed
Fixed
2024-09-30: Version 2.6.0
Added
Changed
Removed
Fixed
2024-09-11: Version 2.5.4
Changed
Fixed
2024-09-11: Version 2.5.3
Fixed
Known issues
2024-09-11: Version 2.5.2
Changed
2024-09-03: Version 2.5.1
Added
Changed
2024-08-14: Version 2.5.0
Added
Fixed
Removed
2024-08-09: Version 2.4.6
Added
Changed
2024-07-12: Version 2.4.5
2024-07-10: Version 2.4.4
Fixed
2024-07-03: Version 2.4.3
Added
Changed
Fixed
2024-06-26: Version 2.4.2
Added
Changed
Fixed
2024-06-12: Version 2.4.1
2024-06-10: Version 2.4.0
Added
Changed
Fixed
2024-05-30: Version 2.3.6
Added
Changed
2024-05-24: Version 2.3.5
Added
Changed
2024-05-24: Version 2.3.4
Added
Changed
Fixed
2024-05-22: Version 2.3.3
Changed
Fixed
2024-05-20: Version 2.3.2
Changed
Fixed
2024-05-18: Version 2.3.1
Added
Fixed
2024-05-14: Version 2.3.0
Added
2024-04-24: Version 2.2.0
Added
2024-04-16: Version 2.1.6
Fixed
2024-04-10: Version 2.1.5
2024-04-08: Version 2.1.4
Added
Changed
Fixed
2024-03-12: Version 2.1.3
Fixed
2024-02-22: Version 2.1.2
Changed
2024-02-02: Version 2.1.1
Added
Fixed
2024-01-23: Version 2.1.0
Added
Changed
Fixed
2023-11-10: Version 2.0.3
Changed
Fixed
2023-11-03: Version 2.0.2
Fixed
2023-11-02: Version 2.0.1
Added
Changed
Fixed
2023-10-10: Version 2.0.0
Added
Changed
Fixed
2023-09-15: Version 1.4.4
Fixed
2023-09-11: Version 1.4.3
Added
Changed
2023-09-05: Version 1.4.2
Fixed
2023-09-01: Version 1.4.1
Fixed
2023-08-31: Version 1.4.0
Added
Changed
Fixed
2023-08-07: Version 1.3.0
Added
2023-08-02: Version 1.2.3
Fixed
2023-07-25: Version 1.2.2
Added
Changed
Fixed
2023-07-20: Version 1.2.1
Added
Fixed
2023-06-19: Version 1.2.0
Changed
Fixed
2023-05-11: Version 1.1.1
2023-05-11: Version 1.1.0
Added
Changed
Fixed
2022-11-01: Version 1.0.1
Fixed
2022-10-11: Version 1.0.0
Command overview
device command overview
Syntax
Listing device serial numbers and traits
Device traits
Command examples
Programming a device with a SEGGER J-Link OB Debugger
Programming options
Programming a device with a SEGGER J-Link OB Debugger over the network
Syntax
Configuring J-Link
Configuring J-Link Remote Server
Usage
Programming options
Programming over Nordic Secure DFU
Upgrading modem firmware using J-Link
Programming application firmware using MCUboot serial recovery
Programming precompiled application firmware
Upgrading modem firmware using MCUboot serial recovery
Programming application firmware on nRF54L Series
Programming external memory
Requirements
Configuration file format
Supported configurations and peripherals
Configuration file fields
Optional pins.io usage with SPIM/SPI
Example for SPI on nRF54L15
Example for SPI on nRF54LV10A
Example for EXMIF on nRF54H20
Example for SPI on nRF5340
Example for QSPI on nRF52840
Example for SPI on an nRF52 Series device
Memory addressing in the HEX file
Erasing and programming external memory
Erasing memory before programming
Programming external memory command
Provisioning cryptographic keys
Syntax
Prerequisites
Provisioning keys
Provisioning keys for the nRF54L Series
Provisioning keys for the nRF54H Series
Printing output in JSON
JSON usage examples
List device serial numbers in Python
Apply the reset device operation in Python
Program devices in Python
Recovering the device
Syntax
Parameters
Recovering nRF52, nRF54L, and nRF91 Series devices
Recovering nRF53 and nRF70 Series devices
Recovering nRF54H Series devices
Differences with the erase subcommand
Writing and reading memory
read
Syntax
Parameters
Examples
write
Syntax
Parameters
Examples
dump-to-file
Syntax
Single device syntax
Multiple device syntax
Parameters
Examples
Configuring readback protection
protection-get
Syntax
Checking protection status
Possible protection statuses
nRF51 Series
nRF52 Series and above
protection-set
Syntax
Setting protection levels
Levels for nRF51 Series
Levels for nRF52 Series and above
Examples
Recovering a protected device
Verification through JSON output
Erasing the device
Syntax
Parameters
Examples
Core parameter
Behavior by device family
Differences with the recover subcommand
mcu-manager command
Quick guide
mcu-manager command quick guide
Syntax
Transport methods
Basic usage examples
Third-party licenses
Changelog
mcu-manager command changelog
2026-05-06: Version 0.10.2
Added
Fixed
2026-04-01: Version 0.10.1
Added
2026-03-18: Version 0.10.0
Added
Changed
2026-01-07: Version 0.9.0
Added
Changed
2025-10-14: Version 0.8.0
Added
Changed
2025-09-23: Version 0.7.0
Added
Fixed
2025-09-04: Version 0.6.0
Changed
Removed
Fixed
2025-09-03: Version 0.5.0
Upgrading firmware over serial
Syntax
Prerequisites
Upgrading firmware over serial to a Nordic Thingy:53
Upgrading firmware over Bluetooth® LE
Syntax
Prerequisites
Connection options
Image and slot numbering
Upgrading firmware over Bluetooth LE
Listing images on a device
Uploading firmware to a device
Marking the image for testing and resetting
Confirming the new image
Erasing the old image
npm module
Changelog
npm command changelog
2025-07-29: Version 0.3.1
Changed
Fixed
2024-04-23: Version 0.3.0
nrf5sdk-tools command
Quick guide
nrf5sdk-tools command quick guide
Command prerequisites
Syntax
Command mappings
Alternative ways of obtaining nRF Util v6.x.x
Changelog
nrf5sdk-tools command changelog
2024-06-12: Version 1.1.0
Added
Changed
2022-10-11: Version 1.0.1
Added
2022-10-11: Version 1.0.0
Command overview
nrf5sdk-tools command overview
Features
Supported protocols
DFU package formats
Installing the command
Installing nrf5sdk-tools command
Additional prerequisites for the nrf5sdk-tools command
Generating DFU packages
Syntax
Basic usage
Help
Inspecting package
Supported DFU packages
Single update packages
Bootloader (BL)
SoftDevice (SD)
Application (APP)
Combined update packages
Consecutive connections requirement
Packages for external applications
Zigbee packages
Application package examples
Generating a signed application package
Generating an unsigned debug package
Generating a package for external applications
Displaying package contents
Performing a DFU
Syntax
DFU over Bluetooth Low Energy
DFU over ANT
DFU over Thread
Multicast DFU over Thread
DFU over Zigbee
DFU over a serial UART connection
DFU over a serial USB connection
Generating and displaying keys
Syntax
Generating keys
Displaying keys
Generating and displaying bootloader settings
Syntax
Generating bootloader settings
Device family settings
Bootloader settings version
Displaying bootloader settings
Generating HEX files for Zigbee
Generating HEX files for Zigbee production configuration
Syntax
Usage
sdk-manager command
Quick guide
sdk-manager command quick guide
Default installation locations
Syntax
Basic usage examples
Checking available SDKs and toolchains
Installing SDKs and toolchains
Uninstalling SDKs and toolchains
Checking the setup information
Changelog
sdk-manager command changelog
2026-06-24: Version 1.15.0
Added
2026-04-08: Version 1.12.0
Added
Changed
Fixed
2026-02-23: Version 1.11.0
Added
Changed
2026-01-26: Version 1.10.0
Added
Changed
2025-12-09: Version 1.9.4
Fixed
2025-12-05: Version 1.9.3
Changed
Fixed
2025-12-01: Version 1.9.2
2025-11-20: Version 1.9.1
Added
2025-11-19: Version 1.9.0
Added
Changed
2025-10-08: Version 1.8.0
Fixed
2025-09-30: Version 1.7.1
Changed
2025-09-15: Version 1.7.0
Added
Fixed
2025-08-20: Version 1.6.2
Fixed
2025-08-19: Version 1.6.1
Changed
2025-07-28: Version 1.6.0
Added
Changed
2025-07-10: Version 1.5.0
Added
2025-07-10: Version 1.3.1
Changed
2025-06-26: Version 1.4.1
Fixed
2025-06-25: Version 1.4.0
Added
Changed
Fixed
2025-05-08: Version 1.3.0
Added
2025-04-24: Version 1.2.0
Added
Fixed
2025-04-15: Version 1.1.0
Changed
Fixed
2025-03-25: Version 1.0.2
Fixed
2025-03-20: Version 1.0.1
Fixed
2025-03-18: Version 1.0.0
Searching for available SDKs and toolchains
Syntax
Basic usage
Version statuses
Advanced usage
Checking all available SDKs and toolchains
Checking all fields for search
Using substrings for search filtering
Searching for specific SDK types
Available SDK types
Searching for all toolchains (installed or available)
Searching for SDK separately from toolchains
Searching for region-specific versions
Installing and uninstalling with SDK manager
Default installation locations
Installing SDKs and toolchains
Syntax
Basic usage
Installing only the SDK or the toolchain
Installing SDK to a custom path
Installing SDK of a specified type
Installing SDK from a local tarball
Installing region-specific SDKs and toolchains
Uninstalling SDKs and toolchains
Syntax
Uninstalling both the SDK and its toolchain
Uninstalling only the SDK or the toolchain
Uninstalling from a specific directory
Uninstalling a specific SDK type
Listing installed SDKs and toolchains
Syntax
Basic usage
Version statuses
Advanced usage
Listing all fields for list
Using substrings for list filtering
Listing the installed toolchain versions
Configuration settings
Syntax
Configuration settings used
Checking configuration settings
Modifying configuration settings
Modifying configuration settings for single commands
Modifying configuration settings permanently
Setting and unsetting installation directory
Adding and removing custom indexes
Setting and unsetting custom indexes
Adding access tokens
Index access
Completion
Configuration values
Restoring configuration settings to default
Starting and inspecting the toolchain environment
Syntax
Starting the toolchain environment
Inspecting the toolchain environment
Supported shells
Managing SDKs and toolchains directly
sdk
Syntax
Interacting directly with SDK bundles
Registering an SDK directly
toolchain
Syntax
Interacting directly with toolchain bundles
suit command
Quick guide
suit command quick guide
Syntax
Basic usage examples
Listing manifest hierarchy
List manifests on the device
Uploading a specific SUIT envelope
Uploading a raw cache file
Installing an already uploaded envelope
Erasing DFU partitions
Changelog
suit command changelog
2024-12-11: Version 0.9.0
Added
Changed
2024-11-06: Version 0.8.4
Fixed
2024-10-31: Version 0.8.3
Fixed
2024-10-28: Version 0.8.2
Changed
Fixed
2024-10-11: Version 0.8.1
Changed
Fixed
2024-10-09: Version 0.8.0
Changed
2024-10-03: Version 0.7.0
Changed
2024-09-30: Version 0.6.0
Added
Changed
2024-06-12: Version 0.5.0
Added
Changed
2023-06-30: Version 0.4.0
Added
Changed
2023-06-28: Version 0.3.1
Fixed
2023-06-12: Version 0.3.0
Added
2023-06-12: Version 0.2.0
Added
2023-06-08: Version 0.1.0
toolchain-manager command
Quick guide
toolchain-manager command quick guide
Toolchain installation location
Syntax
Searching for available toolchains
Configuring installation directory on Windows and Linux
Installing a toolchain
Listing installed toolchains
Switching active toolchain
Starting toolchain environment
Supported shells
Completion
Configuration values
Changelog
toolchain-manager command changelog
trace command
Quick guide
trace command quick guide
Minimum requirements
Integrations
Syntax
nrfutil trace lte usage examples
Capture trace data from an nRF91 modem
Capturing with custom serial port configuration
nrfutil trace stm usage examples
Capture trace from STM to binary format
Capture trace from STM to ASCII format
Capture trace from STM over TPIU
Changelog
trace command changelog
2026-06-17: Version 5.2.0
Added
2026-05-29: Version 5.1.0
Fixed
2026-05-11: Version 5.0.1
Fixed
2026-05-11: Version 5.0.0
Added
Fixed
Removed
2026-03-24: Version 4.8.2
Fixed
2026-03-18: Version 4.8.1
Fixed
2026-03-12: Version 4.8.0
Added
Changed
2026-01-19: Version 4.7.1
Fixed
2026-01-09: Version 4.7.0
Added
Changed
Fixed
2025-12-15: Version 4.6.0
Added
Changed
Fixed
2025-11-24: Version 4.5.0
Changed
Fixed
2025-10-31: Version 4.4.0
Added
2025-10-21: Version 4.3.0
Added
Changed
2025-10-01: Version 4.2.0
Changed
2025-09-29: Version 4.1.0
Changed
Fixed
2025-04-29: Version 4.0.1
Fixed
2025-04-16: Version 4.0.0
Removed
2025-03-27: Version 3.3.1
Changed
Fixed
2025-03-17: Version 3.3.0
Added
Changed
Fixed
2025-01-02: Version 3.2.0
Added
Changed
Fixed
2024-12-09: Version 3.1.0
Changed
Fixed
2024-10-23: Version 3.0.0
Changed
Removed
2024-09-18: Version 2.11.0
Changed
Fixed
2024-09-11: Version 2.10.0
Changed
2024-08-21: Version 2.9.0
Fixed
2024-06-12: Version 2.8.0
Changed
Fixed
2024-05-31: Version 2.7.0
Changed
2024-02-07: Version 2.6.1
2024-01-24: Version 2.6.0
Changed
2024-01-17: Version 2.5.0
Changed
2023-12-05: Version 2.4.0
Changed
2023-11-21: Version 2.3.0
2023-10-19: Version 2.2.0
Added
2023-09-25: Version 2.1.1
Fixed
2023-08-16: Version 2.1.0
Added
2023-08-14: Version 2.0.0
Added
Changed
Fixed
2023-06-28: Version 2.0.0-alpha.4
Added
2023-06-22: Version 2.0.0-alpha.3
Fixed
2023-06-21: Version 2.0.0-alpha.2
Fixed
2023-06-07: Version 2.0.0-alpha.1
Added
Changed
Fixed
2023-02-21: Version 1.0.1
Changed
2023-02-21: Version 1.0.0
Configuring application for tracing
nRF91 Series: LTE modem tracing
nRF54H20: STM-based tracing
Capturing modem trace data from command line
Syntax
Available options
Listing configuration options
Listing modem trace input and output options
Starting modem tracing
Capturing STM trace data
Syntax
STM options
Listing STM configuration options
Listing STM trace input and output options
Starting STM trace data capture
Converting trace data
Converting captured raw LTE modem trace data to PcapNG
Converting LTE modem trace data using a trace database
Passing LTE modem trace data through multiple sinks
Converting captured raw STM trace data to ASCII
Converting captured raw STM trace data to standard output
Converting STM trace data using a database configuration
Passing STM trace data through multiple sinks
Passing modem trace data to Wireshark
Passing LTE modem trace data to Wireshark
Passing trace data from a file
Streaming trace data from a serial port
Troubleshooting programming and tracing
nRF52840 Dongle not found
Nordic Thingy:91™ not found
Nordic Thingy:53™ not found
No output when tracing
Trace command unable to locate db directory
nRF Util changelog
nRF Util core module changelog
2026-04-20: Version 8.2.0
Added
Changed
2025-08-20: Version 8.1.1
Fixed
2025-06-12: Version 8.1.0
Added
Fixed
2024-12-09: Version 8.0.0
Breaking changes
Added
Changed
Fixed
2024-08-07: Version 7.14.0
Added
Fixed
2024-06-26: Version 7.13.0
Changed
Fixed
2024-06-10: Version 7.12.0
Changed
Fixed
2024-05-30: Version 7.11.1
Fixed
2024-05-16: Version 7.11.0
Changed
2024-05-20: Version 7.10.2
Fixed
2024-05-15: Version 7.10.1
Fixed
2024-05-14: Version 7.10.0
Added
Fixed
2024-04-29: Version 7.9.1
Fixed
2024-04-29: Version 7.9.0
Added
2024-04-23: Version 7.8.0
Changed
2024-02-07: Version 7.7.1
Fixed
2024-01-23: Version 7.7.0
Changed
Fixed
2023-08-10: Version 7.6.0
Added
Changed
2023-05-11: Version 7.5.0
Added
Changed
Fixed
2023-02-08: Version 7.4.1
Fixed
2023-02-08: Version 7.4.0
Added
Changed
2023-02-06: Version 7.3.0
Added
2023-02-02: Version 7.2.0
Added
Changed
2022-11-29: Version 7.1.0
Added
Fixed
2022-11-01: Version 7.0.1
Fixed
2022-10-11: Version 7.0.0
Documentation revision history

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