Jlinkx64.sys Jun 2026

jlinkx64.sys allows Windows to communicate with a SEGGER J-Link debugger over USB at a low level, enabling:

: In the Windows Security "Incompatible drivers" list, note the "Published name" (e.g., oem82.inf ). jlinkx64.sys

System crashes involving this file often display stop codes like PAGE_FAULT_IN_NONPAGED_AREA . jlinkx64

Troubleshooting jlinkx64.sys: Fix Core Isolation and Memory Integrity Errors note the "Published name" (e.g.

If you no longer use SEGGER J-Link tools or the update doesn't clear the error, you can manually remove the driver. Note that this may cause connected J-Link hardware to stop functioning.

If you encounter persistent permission issues, forums like the Renesas Engineering Community often host discussions on specific hardware configurations that might be reinstalling the driver automatically.