Final UniFi OS - Network Attached Storage 4.x.x (Pro/Pro8/UNAS2)

  • UniFi OS - Network Attached Storage Pro 4.1.7

    https://community.ui.com/releases/UniFi…3f-e5b86f6e8a3f

    Overview

    The UNAS-Pro runs our new UniFi Drive Application which integrates effortlessly with your UniFi environment, providing fast, secure, and flexible storage. Learn More

    Bundled Application

    Download links

    UNAS-Pro

    Mein Netzwerk

    WAN1: Vodafone Station im Bridge, Vodafone 1000/50

    WAN2: Fritzbox 7510, Telekom VDSL nur für Telefon Company Flex

    UDM Pro, USW Pro 24 Poe Gen2, US-24-250W, US-8, US-8-150W, US8-60W, USW-Flex, USW-Flex Mini, USW Ultra 210Watt, 5x UAP-AC-Pro, U7Pro, UAP AC M

  • UniFi OS - Network Attached Storage 4.1.9

    https://community.ui.com/releases/UniFi…37-ad452c9d9ae6

    Overview

    UniFi OS 4.1.9 includes the improvements listed below.

    Bundled Application

    Improvements

    • Improved storage resiliency.
    • Improved device stability.
    • Improved name and operating system reporting via SNMP.
    • Improved the setup user experience.
    • Reduced CPU usage when there are a large number of users.
    • Reduced memory usage for authentication requests.

    Download links

    UNAS-Pro

    Mein Netzwerk

    WAN1: Vodafone Station im Bridge, Vodafone 1000/50

    WAN2: Fritzbox 7510, Telekom VDSL nur für Telefon Company Flex

    UDM Pro, USW Pro 24 Poe Gen2, US-24-250W, US-8, US-8-150W, US8-60W, USW-Flex, USW-Flex Mini, USW Ultra 210Watt, 5x UAP-AC-Pro, U7Pro, UAP AC M

  • UniFi OS - Network Attached Storage 4.1.11

    https://community.ui.com/releases/UniFi…fb-5777bef78bd4

    Overview

    UniFi OS 4.1.11 includes the improvements and bugfix listed below.

    Bundled Application

    Improvements

    • Improved local admin creation user experience.
    • Improved storage health reporting.
    • Improved storage mounting resiliency.
    • Improved system stability when using SSDs and Drive Encryption.

    Bugfixes

    • Fixed an issue where local accounts couldn't log in after restoring a backup.

    Download links

    UNAS-Pro

    Mein Netzwerk

    WAN1: Vodafone Station im Bridge, Vodafone 1000/50

    WAN2: Fritzbox 7510, Telekom VDSL nur für Telefon Company Flex

    UDM Pro, USW Pro 24 Poe Gen2, US-24-250W, US-8, US-8-150W, US8-60W, USW-Flex, USW-Flex Mini, USW Ultra 210Watt, 5x UAP-AC-Pro, U7Pro, UAP AC M

  • UniFi OS - Network Attached Storage 4.1.22

    https://community.ui.com/releases/UniFi-OS-Network-Attached-Storage-4-1-22/f2b58e34-e552-491a-984a-4fbaacdcb1b7

    Overview

    UniFi OS 4.1.22 includes the bugfix listed below.


    Bundled Application

    Bugfixes

    • Fixed the inability to update or install applications.

    Download links

    UNAS-Pro

    Mein Netzwerk

    WAN1: Vodafone Station im Bridge, Vodafone 1000/50

    WAN2: Fritzbox 7510, Telekom VDSL nur für Telefon Company Flex

    UDM Pro, USW Pro 24 Poe Gen2, US-24-250W, US-8, US-8-150W, US8-60W, USW-Flex, USW-Flex Mini, USW Ultra 210Watt, 5x UAP-AC-Pro, U7Pro, UAP AC M

  • UniFi OS - Network Attached Storage 4.2.8

    https://community.ui.com/releases/UniFi-OS-Network-Attached-Storage-4-2-8/1d98a0b4-c5d6-40a5-aa3a-c1e78c6b4c4e

    Overview

    UniFi OS 4.2.8 includes the improvements and bugfix listed below.


    Bundled Application

    Improvements

    • Added support for RAID 6.
    • Added the ability to generate specific support files.
    • Added support for configuring different release channels per application.
    • Added the ability to configure SNMP Contact and Location.
    • Added support for SIEM Server integration.
    • Improved system performance.
    • Improved the RAID resync process.
    • Improved storage resiliency and reporting.
    • Improved SFP speed detection.
    • Improved the backup and restore user experience.
    • Improved System Logs.
    • Improved the backup restore process.
    • Improved the setup user experience.
    • Improved the pin-reset user experience. It now requires a confirmation on the touchscreen.

    Bugfixes

    • Fixed an issue where local accounts couldn't log in after restoring a backup.

    Download links

    UNAS-Pro

    Mein Netzwerk

    WAN1: Vodafone Station im Bridge, Vodafone 1000/50

    WAN2: Fritzbox 7510, Telekom VDSL nur für Telefon Company Flex

    UDM Pro, USW Pro 24 Poe Gen2, US-24-250W, US-8, US-8-150W, US8-60W, USW-Flex, USW-Flex Mini, USW Ultra 210Watt, 5x UAP-AC-Pro, U7Pro, UAP AC M

    • Official Post

    UniFi OS - Network Attached Storage 4.2.9

    https://community.ui.com/releases/UniFi-OS-Network-Attached-Storage-4-2-9/74efa5d6-dd53-4dfa-8b15-42eeea4f1b37

    Overview

    UniFi OS 4.2.9 includes the improvement listed below.


    Bundled Application

    Improvements

    • Improved the storage page user experience.

    Download links

    UNAS-Pro

    Mein Netzwerk

    WAN1: Vodafone Station im Bridge, Vodafone 1000/50

    WAN2: Fritzbox 7510, Telekom VDSL nur für Telefon Company Flex

    UDM Pro, USW Pro 24 Poe Gen2, US-24-250W, US-8, US-8-150W, US8-60W, USW-Flex, USW-Flex Mini, USW Ultra 210Watt, 5x UAP-AC-Pro, U7Pro, UAP AC M

  • UniFi OS - Network Attached Storage 4.3.6

    https://community.ui.com/releases/UniFi-OS-Network-Attached-Storage-4-3-6/71edf8a9-95a8-4352-9e0c-1a1da5ae7af9

    Overview

    UniFi OS 4.3.6 includes the improvements and bugfixes listed below.


    Bundled Application

    Improvements

    • Improved the Admins and Users management user experience.
    • Improved Remote Access connection resiliency.
    • Improved the backup and restore resiliency.
    • Improved storage health reporting.
    • Moved storage configuration from the UniFi OS section to the Drive Application.

    Bugfixes

    • Fixed an issue where the Release channel could change unexpectedly.
    • Fixed an issue where transfer ownership could fail in rare cases.
    • Fixed an issue where local users didn't receive email notifications when using a custom SMTP server.
    • Fixed an issue where you couldn't configure SNMP Location and Contact separately; both were required.

    Download links

    UNAS-Pro

    Mein Netzwerk

    WAN1: Vodafone Station im Bridge, Vodafone 1000/50

    WAN2: Fritzbox 7510, Telekom VDSL nur für Telefon Company Flex

    UDM Pro, USW Pro 24 Poe Gen2, US-24-250W, US-8, US-8-150W, US8-60W, USW-Flex, USW-Flex Mini, USW Ultra 210Watt, 5x UAP-AC-Pro, U7Pro, UAP AC M

  • UniFi OS - Network Attached Storage 4.3.8

    https://community.ui.com/releases/UniFi-OS-Network-Attached-Storage-4-3-8/00583db6-fd77-40eb-ade6-c506d12aa633

    Overview

    UniFi OS 4.3.8 includes the fix listed below.


    Bundled Application

    Bugfixes

    • Fixed an issue where RAID 1 volumes showed unstable health status after upgrading from 4.2 to 4.3 and reformatting legacy storage during a factory reset.

    Download links

    UNAS-Pro

    Mein Netzwerk

    WAN1: Vodafone Station im Bridge, Vodafone 1000/50

    WAN2: Fritzbox 7510, Telekom VDSL nur für Telefon Company Flex

    UDM Pro, USW Pro 24 Poe Gen2, US-24-250W, US-8, US-8-150W, US8-60W, USW-Flex, USW-Flex Mini, USW Ultra 210Watt, 5x UAP-AC-Pro, U7Pro, UAP AC M

  • BlackSpy July 31, 2025 at 3:46 PM

    Changed the title of the thread from “Final UniFi OS - Network Attached Storage Pro 4.x.x” to “Final UniFi OS - Network Attached Storage 4.x.x”.
  • UniFi OS - Network Attached Storage 4.4.2

    https://community.ui.com/releases/UniFi-OS-Network-Attached-Storage-4-4-2/e8c94f4a-04f2-44dc-af19-8ad0bfa1145e

    Overview

    UniFi OS 4.4.2 includes the improvements and bugfixes listed below.


    Bundled Application

    Improvements

    • Improved RAID compatibility reporting when the smallest disk in the array creates issues.
    • Improved system stability.
    • Improved stability when encountering unknown storage layouts.
    • Improved storage mounting resiliency.

    Bugfixes

    • Fixed an issue where storage didn't expand in rare cases after adding a new disk to a RAID1 array.
    • Fixed an issue where the RAID assembly could fail after an interrupted RAID5-to-RAID6 expansion.
    • Fixed an issue where SSDs could incorrectly show an end-of-life status when the drive hadn't reached its lifespan yet.
    • Fixed an issue where newly created storage volumes intermittently reported risky health states.
    • Fixed an issue where the system didn't reboot after triggering a firmware update.

    Download links

    UNAS-Pro

    Mein Netzwerk

    WAN1: Vodafone Station im Bridge, Vodafone 1000/50

    WAN2: Fritzbox 7510, Telekom VDSL nur für Telefon Company Flex

    UDM Pro, USW Pro 24 Poe Gen2, US-24-250W, US-8, US-8-150W, US8-60W, USW-Flex, USW-Flex Mini, USW Ultra 210Watt, 5x UAP-AC-Pro, U7Pro, UAP AC M

  • UniFi OS - Network Attached Storage 4.4.4

    https://community.ui.com/releases/UniFi-OS-Network-Attached-Storage-4-4-4/e50ecce5-834b-4a2a-9953-0b2b71d2a2cb

    Overview

    UniFi OS 4.4.4 includes the improvements listed below.


    Bundled Application

    Bugfixes

    • Improved Remote Access connection resiliency.
    • Improved HDD detection for WDC WD10EACS-07D6B1 and WD20EARS-00MVWB0.

    Download links

    UNAS-Pro

    UNAS-Pro-8

    UNAS2

    Mein Netzwerk

    WAN1: Vodafone Station im Bridge, Vodafone 1000/50

    WAN2: Fritzbox 7510, Telekom VDSL nur für Telefon Company Flex

    UDM Pro, USW Pro 24 Poe Gen2, US-24-250W, US-8, US-8-150W, US8-60W, USW-Flex, USW-Flex Mini, USW Ultra 210Watt, 5x UAP-AC-Pro, U7Pro, UAP AC M

  • BlackSpy October 10, 2025 at 8:05 PM

    Changed the title of the thread from “Final UniFi OS - Network Attached Storage 4.x.x” to “Final UniFi OS - Network Attached Storage 4.x.x (Pro/Pro8/UNAS2)”.
  • JaXnPrivate November 22, 2025 at 12:41 PM

    Added the label Stable

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