> ## Documentation Index
> Fetch the complete documentation index at: https://arizeai-433a7140.mintlify.site/llms.txt
> Use this file to discover all available pages before exploring further.

# 12.20.2025: Improved User Preferences

> Available in Phoenix 12.27+

## Improved User Preferences

Phoenix now offers enhanced user preference settings, giving you more control over your experience.

**Theme Selector:** Choose your preferred theme (light or dark) in viewer preferences

**Programming Language Preferences:** Phoenix now remembers your programming language preferences

<CardGroup cols={2}>
  <Card title="Pull Request #10728" href="https://github.com/Arize-ai/phoenix/pull/10728" icon="github" horizontal>
    Theme Selector
  </Card>

  <Card title="Pull Request #10739" href="https://github.com/Arize-ai/phoenix/pull/10739" icon="github" horizontal>
    Language Preferences
  </Card>
</CardGroup>