> For the complete documentation index, see [llms.txt](https://docs.facephi.com/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.facephi.com/docs.facephi-en/sdks/backend-sdk/ocr/release_notes/2.16.1_release_notes.md).

# 2.16.1

## Summary

This Version focuses on improving system flexibility, recognition accuracy, and overall robustness. Configuration management has been enhanced with new capabilities based on environment variables, enabling more dynamic and reliable configurations. In addition, the recognition engine and document templates have been updated to provide better performance and compatibility. Several fixes and internal improvements further strengthen the system's stability and maintainability.

## New features

* The document templates have been updated. ARG processing has been improved.