Release History
This topic gives an overview of the release history of Yeastar P-Series PBX System.
*Release type:
- Scheduled update This update provides new features, enhancements, and bug fixes to improve system performance and user experience.
- Out-of-Cycle (OOC) update This update fixes issues recently discovered in specific versions.
Firmware updates in 2025
| Release Date | Release Note | Description |
|---|---|---|
| December 3, 2025 | Firmware 37.21.0.66 | Scheduled update. |
| November 10, 2025 | Firmware 37.21.0.16 | Scheduled update. |
| October 13, 2025 | Firmware 37.20.0.128 | Scheduled update. |
| September 24, 2025 | Firmware 37.20.0.78 | Out-of-Cycle (OOC) update. This update fixes issues recently discovered in version 37.20.0.74. |
| September 15, 2025 | Firmware 37.20.0.74 | Scheduled update. |
| August 11, 2025 | Firmware 37.20.0.22 | Out-of-Cycle (OOC) update. This update fixes issues recently discovered in version 37.20.0.21. |
| August 5, 2025 | Firmware 37.20.0.21 | Scheduled update. |
| July 7, 2025 | Firmware 37.19.0.110 | Scheduled update. |
| June 11, 2025 | Firmware 37.19.0.72 | Out-of-Cycle (OOC) update. This update fixes issues recently discovered in version 37.19.0.70. |
| June 9, 2025 | Firmware 37.19.0.70 | Scheduled update. |
| May 9, 2025 | Firmware 37.19.0.23 | Out-of-Cycle (OOC) update. This update fixes issues recently discovered in version 37.19.0.22. |
| May 8, 2025 | Firmware 37.19.0.22 | Scheduled update. |
| March 26, 2025 | Firmware 37.18.0.102 | Scheduled update. |
| March 11, 2025 | Firmware 37.18.0.69 | Out-of-Cycle (OOC) update. This update fixes issues recently discovered in an earlier version. |
| March 4, 2025 | Firmware 37.18.0.65 | Out-of-Cycle (OOC) update. This update fixes issues recently discovered in an earlier version. |
| February 25, 2025 | Firmware 37.18.0.59 | Scheduled update. |
| January 16, 2025 | Firmware 37.18.0.19 | Out-of-Cycle (OOC) update. This update fixes issues recently discovered in an earlier version. |
| January 14, 2025 | Firmware 37.18.0.18 | Scheduled update. |
Firmware updates in 2024
| Release Date | Release Note |
|---|---|
| December 18, 2024 | Yeastar P-Series Appliance Edition 37.17.0.62 |
| December 10, 2024 | Yeastar P-Series Appliance Edition 37.17.0.60 |
| November 15, 2024 | Yeastar P-Series Appliance Edition 37.17.0.17 |
| November 11, 2024 | Yeastar P-Series Appliance Edition 37.17.0.16 |
| October 18, 2024 | Yeastar P-Series Appliance Edition 37.16.0.71 |
| October 10, 2024 | Yeastar P-Series Appliance Edition 37.16.0.70 |
| August 28, 2024 | Yeastar P-Series Appliance Edition 37.16.0.25 |
| August 12, 2024 | Yeastar P-Series Appliance Edition 37.15.0.91 |
| July 17, 2024 | Yeastar P-Series Appliance Edition 37.15.0.74 |
| July 2, 2024 | Yeastar P-Series Appliance Edition 37.15.0.22 |
| April 28, 2024 | Yeastar P-Series Appliance Edition 37.14.0.26 |
| April 22, 2024 | Yeastar P-Series Appliance Edition 37.14.0.24 |
| February 27, 2024 | Yeastar P-Series Appliance Edition 37.13.0.29 |
| January 17, 2024 | Yeastar P-Series Appliance Edition 37.13.0.25 |
Firmware updates in 2023
| Release Date | Release Note |
|---|---|
| November 29, 2023 | Yeastar P-Series Appliance Edition 37.12.0.57 |
| October 23, 2023 | Yeastar P-Series Appliance Edition 37.12.0.33 |
| October 11, 2023 | Yeastar P-Series Appliance Edition 37.12.0.23 |
| September 5, 2023 | Yeastar P-Series Appliance Edition 37.11.0.56 |
| July 19, 2023 | Yeastar P-Series Appliance Edition 37.11.0.30 |
| July 4, 2023 | Yeastar P-Series Appliance Edition 37.11.0.22 |
| June 12, 2023 | Yeastar P-Series Appliance Edition 37.10.0.32 |
| May 15, 2023 | Yeastar P-Series Appliance Edition 37.10.0.31 |
| May 4, 2023 | Yeastar P-Series Appliance Edition 37.10.0.30 |
| April 17, 2023 | Yeastar P-Series Appliance Edition 37.9.0.103 |
| February 16, 2023 | Yeastar P-Series Appliance Edition 37.9.0.22 |
Firmware updates in 2022
| Release Date | Release Note |
|---|---|
| December 15, 2022 | Yeastar P-Series Appliance Edition 37.9.0.20 |
| December 8, 2022 | Yeastar P-Series Appliance Edition 37.9.0.19 |
| December 7, 2022 | Yeastar P-Series Appliance Edition 37.9.0.18 |
| October 24, 2022 | Yeastar P-Series Appliance Edition 37.8.0.49 |
| September 14, 2022 | Yeastar P-Series Appliance Edition 37.8.0.25 |
| July 7, 2022 | Yeastar P-Series Appliance Edition 37.7.0.51 |
| July 1, 2022 | Yeastar P-Series Appliance Edition 37.7.0.50 |
| June 20, 2022 | Yeastar P-Series Appliance Edition 37.7.0.49 |
| May 11, 2022 | Yeastar P-Series Appliance Edition 37.7.0.16 |
| February 15, 2022 | Yeastar P-Series Appliance Edition 37.6.0.46 |
| January 14, 2022 | Yeastar P-Series Appliance Edition 37.6.0.25 |
| January 12, 2022 | Yeastar P-Series Appliance Edition 37.6.0.24 |
Firmware updates in 2021
| Release Date | Release Note |
|---|---|
| December 6, 2021 | Yeastar P-Series Appliance Edition 37.5.0.116 |
| November 30, 2021 | Yeastar P-Series Appliance Edition 37.5.0.114 |
| November 2, 2021 | Yeastar P-Series Appliance Edition 37.5.0.89 |
| October 28, 2021 | Yeastar P-Series Appliance Edition 37.5.0.88 |
| September 22, 2021 | Yeastar P-Series Appliance Edition 37.5.0.33 |
| August 31, 2021 | Yeastar P-Series Appliance Edition 37.5.0.12 |
| August 23, 2021 | Yeastar P-Series Appliance Edition 37.5.0.9 |
| August 4, 2021 | Yeastar P-Series Appliance Edition 37.4.0.18 |
| July 15, 2021 | Yeastar P-Series Appliance Edition 37.4.0.17 |
| May 13, 2021 | Yeastar P-Series Appliance Edition 37.3.0.42 |
| April 12, 2021 | Yeastar P-Series Appliance Edition 37.3.0.17 |
| April 8, 2021 | Yeastar P-Series Appliance Edition 37.3.0.16 |
| January 26, 2021 | Yeastar P-Series Appliance Edition 37.2.0.81 |
| January 20, 2021 | Yeastar P-Series Appliance Edition 37.2.0.80 |
Firmware updates in 2020
| Release Date | Release Note |
|---|---|
| November 18, 2020 | Yeastar P-Series Appliance Edition 37.2.0.7 |
| October 27, 2020 | Yeastar P-Series Appliance Edition 37.1.0.13 |