> For the complete documentation index, see [llms.txt](https://release-notes.fotokite.com/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://release-notes.fotokite.com/fotokite-sigma-release-notes-v52-maintenance.md).

# Fotokite Sigma Release Notes v52 (Maintenance)

## System

<table><thead><tr><th width="362"></th><th>Version</th></tr></thead><tbody><tr><td>Fotokite Live</td><td>229 (2.2)</td></tr><tr><td>Fotokite System</td><td>Production v52</td></tr></tbody></table>

## **Maintenance Release**

This software release addresses bugs, enhances your system's security, and expands hardware compatibility.

* Added support for new battery controller performing better at low and high temperatures.
* Improved gimbal power control when the system switches temporarily to the backup battery.
* Fixed remote access activation via cellular only.