J-Link Configurator is a lightweight utility that helps you discover and configure J‑Link–compatible hardware used in embedded development. It automatically detects connected devices and presents clear details such as serial numbers, firmware revisions, and connection status. From a single interface, you can apply updates where supported, fine‑tune connection parameters, manage network settings for Ethernet‑enabled units, assign friendly names, and export diagnostic information for troubleshooting. The streamlined workflow is designed to reduce setup time: plug in a device, review its status at a glance, and apply changes confidently without disrupting your existing toolchain. Whether you’re preparing a new workstation or maintaining multiple probes in a lab, J‑Link Configurator helps keep devices consistent and ready for reliable debugging and flashing.
J-Link Configurator is developed by SEGGER Microcontroller Systeme GmbH. The most popular version of this product among our users is 4.2. The name of the program executable file is JLinkConfig.exe.
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