> For the complete documentation index, see [llms.txt](https://docs.sharelogic.com/unifi/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.sharelogic.com/unifi/install.md).

# Install

- [CRITICAL UPGRADE NOTICE](https://docs.sharelogic.com/unifi/install/critical-upgrade-notice.md)
- [Installing Unifi](https://docs.sharelogic.com/unifi/install/installation.md)
- [Upgrading Unifi](https://docs.sharelogic.com/unifi/install/upgrading.md)
- [Hotfix](https://docs.sharelogic.com/unifi/install/hotfixes.md)
- [Global Utility](https://docs.sharelogic.com/unifi/install/global-utility.md)
- [Advanced Dataset Upgrade](https://docs.sharelogic.com/unifi/install/advanced-dataset-upgrade.md): Introduction of new Advanced flag on Datasets for Zurich compatibility
- [Release Notes](https://docs.sharelogic.com/unifi/install/release-notes.md)
- [Unifi 4.5 Release Notes](https://docs.sharelogic.com/unifi/install/release-notes/unifi-4.5-release-notes.md): Release date: 13 April, 2026
- [Unifi 4.4 Release Notes](https://docs.sharelogic.com/unifi/install/release-notes/unifi-4.4-release-notes.md): Release date: 25 November, 2025
- [Unifi 4.3 Release Notes](https://docs.sharelogic.com/unifi/install/release-notes/unifi-4.3-release-notes.md): Release date: 5 September, 2024
- [Unifi 4.2 Release Notes](https://docs.sharelogic.com/unifi/install/release-notes/unifi-4.2-release-notes.md): Release date: 15 April, 2024
- [Unifi 4.1 Release Notes](https://docs.sharelogic.com/unifi/install/release-notes/unifi-4.1-release-notes.md): Release date: 17 November, 2023
- [Unifi 4.0 Release Notes](https://docs.sharelogic.com/unifi/install/release-notes/unifi-4.0-release-notes.md): Release date: 12 September, 2022
- [Unifi 3.1 Release Notes](https://docs.sharelogic.com/unifi/install/release-notes/unifi-3.1-release-notes.md)
- [Unifi 3.0 Release Notes](https://docs.sharelogic.com/unifi/install/release-notes/unifi-3.0-release-notes.md): Here you will find details of what's changed in this release, including new features & improvements, deprecated features and general fixes.
- [Unifi 2.2 Release Notes](https://docs.sharelogic.com/unifi/install/release-notes/2.2-release-notes.md): Here you will find details of what's changed in this release, including new features & improvements, deprecated features and general fixes.
- [Unifi 2.1 Release Notes](https://docs.sharelogic.com/unifi/install/release-notes/2.1-release-notes.md): Here you will find details of what's changed in this release, including new features & improvements, deprecated features and general fixes.
- [Unifi 2.0 Release Notes](https://docs.sharelogic.com/unifi/install/release-notes/2.0-release-notes.md): Here you will find details of what's changed in this release, including new features & improvements, deprecated features and general fixes.