FlexLogger New Features and Changes

Learn about updates, including new features and behavior changes, introduced in each version of FlexLogger.

Discover what is new in the latest releases of FlexLogger.
Note If you cannot find new features and changes for your version, it might not include user-facing updates. However, your version might include non-visible changes such as bug fixes and compatibility updates. For information about non-visible changes, refer to your product Release Notes.

FlexLogger 2026 Q1 Changes

Learn about new features, behavior changes, and other updates in FlexLogger 2026 Q1.

  • Added support for the following hardware:
    • PCIe-6345/6347/6355/6357 multifunction I/O devices
    • PXIe-6381/6383 multifunction I/O modules
  • Added support for configuration and data logging on the myDAQ Student Data Acquisition Device. FlexLogger doesn't support myDAQ audio output.
  • Use the Output Sequencer plug-in to create automated test sequences. NI created the Output Sequencer plug-in using the FlexLogger Plug-in Development Kit. The Output Sequencer plug-in installs with FlexLogger. To add the plug-in to your Channel Specification, select Add channels » Plug-in » Output Sequencer.
  • Added support for A-type thermocouples and C-type thermocouples.

FlexLogger 2025 Q4 Changes

Learn about new features, behavior changes, and other updates in FlexLogger 2025 Q4.

  • Added support for the NI-9320 C-series voltage input module.
  • Added logging optimizations that reduce log file sizes for files that contain digital channels.
  • Use the Elapsed Time logging trigger to start or change the logging rates for your tests after a certain amount of time passes.
  • Use the Button Pressed logging control to manually control your test logging rate, raising it to the maximum sample rate to analyze operator-detected behaviors and lowering the logging rate afterward.
  • Use the Save As function in the LabVIEW and Python automation APIs for FlexLogger to programmatically save a copy of your FlexLogger project.
  • FlexLogger now supports synchronizing multiple TSN sync groups when using multi-chassis or network synchronization, instead of only synchronizing the largest sync group.
  • FlexLogger 2025 Q4 has the following support and compatibility updates:
    • LabVIEW automation support for FlexLogger 2025 Q4 requires LabVIEW 2025 Q3 or later.
    • TestStand automation support for FlexLogger 2025 Q4 requires TestStand 2025 Q2 or later.
    • Added support for Python 3.11, 3.12, and 3.13 to the FlexLogger Python Automation API.

FlexLogger 2025 Q3 Changes

Learn about new features, behavior changes, and other updates in FlexLogger 2025 Q3.

  • Added support for the following hardware:
    • PCIe-6340/6342/6350/6352 multifunction I/O devices
    • PXIe-6321/6323/6343/6351/6353/6357 multifunction I/O modules
  • Find detailed API reference documentation for the FlexLogger Plug-In Development Kit in-product or online at ni.com/docs. Refer to the FlexLogger Plug-In Development Kit API Reference for more information.

FlexLogger 2025 Q2 Changes

Learn about new features, behavior changes, and other updates in FlexLogger 2025 Q2.

  • Added support for the following mioDAQ functionality:
    • Configurable digital voltage levels
  • Use Measurement Plug-Ins to transfer data and functionality between FlexLogger and other measurement applications using any programming language.