# Open WebUI v0.4.5 — Release & Upgrade Intelligence
- **Product:** Open WebUI (https://openwebui.com)
- **Version:** v0.4.5
- **Released:** Nov 26, 2024
- **Impact Score:** 5/10
- **Breaking Changes:** Not verified
- **Canonical Analysis:** https://changelogs.us/open-webui/updates/v0.4.5/

## Executive Summary (TL;DR)
Open WebUI v0.4.5. Source highlight: [0.4.5] - 2024-11-26

## New Features
- **🎨 Model Order/Defaults Reintroduced**: Brought back the ability to set model order and default models, now configurable via Admin Settings > Models > Configure (Gear Icon).

## Bug Fixes
- **🔍 Query Generation Issue**: Resolved an error in web search query generation, enhancing search accuracy and ensuring smoother search workflows.
- **📏 Textarea Auto Height Bug**: Fixed a layout issue where textarea input height was shifting unpredictably, particularly when editing system prompts.
- **🔑 Ollama Authentication**: Corrected an issue with Ollama’s authorization headers, guaranteeing reliable authentication across all endpoints.
- **⚙️ Missing Min_P Save**: Resolved an issue where the 'min_p' parameter was not being saved in configurations.
- **🛠️ Tools Description**: Fixed a key issue that omitted tool descriptions in tools payload.