> For the complete documentation index, see [llms.txt](https://docs-7.phoenixlidar.com/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs-7.phoenixlidar.com/lidarmill-desktop/user-interface/help.md).

# Help

The Hep tab is used to access the following articles:

![](/files/-M_vhhZV1TVgXt-7vrvA)

{% content-ref url="/pages/-M\_wBgu4StsfhjFaZQqX" %}
[View Changelog...](/lidarmill-desktop/user-interface/help/view-changelog....md)
{% endcontent-ref %}

{% content-ref url="/pages/-M\_wBVxTLp1YZHSeYEox" %}
[OpenGL Info...](/lidarmill-desktop/user-interface/help/opengl-info....md)
{% endcontent-ref %}

{% content-ref url="/pages/-M\_wC-3CJy2yAZaRtaQM" %}
[About...](/lidarmill-desktop/user-interface/help/about....md)
{% endcontent-ref %}