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updatedAt: 2026-02-11T19:17:55.000Z
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# U-Series Appliance release notes

View release notes for the U-Series Appliance.

## 4.x releases

* [4.6.3 (September 2026)](https://docs.beyondtrust.com/bips/changelog/u-series-appliance-4-6-3-release-notes)
* [4.6.2 (August 2026)](https://docs.beyondtrust.com/bips/changelog/u-series-appliance-4-6-2-release-notes)
* [4.6.1 (June 2026)](https://docs.beyondtrust.com/bips/changelog/u-series-appliance-4-6-1-release-notes)
* [4.6.0 (April 2026)](https://docs.beyondtrust.com/bips/changelog/u-series-appliance-4-6-0-release-notes)
* [4.5.0 (January 2026)](https://docs.beyondtrust.com/bips/changelog/u-series-appliance-4-5-0-release-notes)
* [4.4.2 (September 2025)](https://docs.beyondtrust.com/bips/changelog/u-series-appliance-4-4-2-release-notes)
* [4.4.1 (June 2025)](https://docs.beyondtrust.com/bips/changelog/u-series-appliance-4-4-1-release-notes)
* [4.4 (January 2025)](https://docs.beyondtrust.com/bips/changelog/u-series-appliance-4-4-release-notes)
* [4.3.3 (December 2024)](https://docs.beyondtrust.com/bips/changelog/bt-appliance-u-series-software-4-3-3)
* [4.3.0 (September 2024)](https://docs.beyondtrust.com/bips/changelog/bt-appliance-u-series-software-4-3-0)
* [4.2.1 (June 2024)](https://docs.beyondtrust.com/bips/changelog/bt-appliance-u-series-software-4-2-1)
* [4.2.0 (April 2024)](https://docs.beyondtrust.com/bips/changelog/bt-appliance-u-series-software-4-2-0)
* [4.1.0 (October 2023)](https://docs.beyondtrust.com/bips/changelog/bt-appliance-u-series-software-4-1-0)
* [4.0.4 (March 2023)](https://docs.beyondtrust.com/bips/changelog/bt-appliance-u-series-software-4-0-4)
* [4.0.3 (February 2023)](https://docs.beyondtrust.com/bips/changelog/bt-appliance-u-series-software-4-0-3)
* [4.0.2 (December 2022)](https://docs.beyondtrust.com/bips/changelog/bt-appliance-u-series-software-4-0-2)
* [4.0 (October 2022)](https://docs.beyondtrust.com/bips/changelog/bt-appliance-u-series-software-4-0)

## 3.x releases

* [3.5 (June 2022)](https://docs.beyondtrust.com/bips/changelog/bt-appliance-u-series-software-3-5)
* [3.4.3 (April 2022)](https://docs.beyondtrust.com/bips/changelog/bt-appliance-u-series-software-3-4-3)
* [3.4.2 (March 2022)](https://docs.beyondtrust.com/bips/changelog/bt-appliance-u-series-software-3-4-2)
* [3.4 (January 2022)](https://docs.beyondtrust.com/bips/changelog/bt-appliance-u-series-software-3-4)
* [3.3.3 (November 2021)](https://docs.beyondtrust.com/bips/changelog/bt-appliance-u-series-software-3-3-1)
* [3.3 (August 2021)](https://docs.beyondtrust.com/bips/changelog/bt-appliance-u-series-software-3-3)
* [3.2.6 (April 2021)](https://docs.beyondtrust.com/bips/changelog/uvm-software-3-2-6)
* [3.2.5 (January 2021)](https://docs.beyondtrust.com/bips/changelog/uvm-software-3-2-5)
* [3.2.4 (November 2020)](https://docs.beyondtrust.com/bips/changelog/uvm-software-3-2-4)
* [3.2.3 (October 2020)](https://docs.beyondtrust.com/bips/changelog/uvm-software-3-2-3)
* [3.2.2 (September 2020) ](https://docs.beyondtrust.com/bips/changelog/uvm-software-3-2-2)
* [3.2.1 (March 2020)](https://docs.beyondtrust.com/bips/changelog/uvm-software-3-2-1)
* [3.2 (January 2020)](https://docs.beyondtrust.com/bips/changelog/uvm-software-3-2)
* [3.1.5 (August 2019)](https://docs.beyondtrust.com/bips/changelog/uvm-software-3-1-5)
* [3.1.4 (June 2019)](https://docs.beyondtrust.com/bips/changelog/uvm-software-3-1-4)
* [3.1.3 (May 2019)](https://docs.beyondtrust.com/bips/changelog/uvm-software-3-1-3)
* [Image 2019 R1 (May 2019)](https://docs.beyondtrust.com/bips/changelog/uvm-image-2019-r1)
* [Image 2020 R1 (March 2019)](https://docs.beyondtrust.com/bips/changelog/uvm-image-2020-r1)
* [Versions 2.4.0 - 2.5.3](https://docs.beyondtrust.com/bips/changelog/uvm-software-version-history-2-4-0-to-2-5-3)