Firmware Downloads

You can download an executable file of the latest firmware for Yeastar Products, and upload the file in the Web interface to upgrade. More details about the upgrade can be found in Firmware Upgrade Guide below. For version details, please read the release notes.

Latest Yeastar products support automatic upgrade. To upgrade automatically, check for new firmware in the Configuration Panel of PBX directly. And you can set how often to check for updates automatically and whether to automatically install.

P-Series PBX System Firmware

Version Number Model Date
37.5.0.33 P550/P560/P570 2021-08-22 Release Notes ZIPBIN
83.5.0.33 Software Edition 2021-08-31 Release Notes ZIPBIN

*P-Series Appliance Firmware Upgrade Guide | *P-Series Software Edition Upgrade Guide.

ImportantThe firmware of P-Series Software Edition and Appliance Edition are not compatible with each other. Using a P-Series appliance firmware to upgrade a software edition will cause system crash.

S-Series VoIP PBX Firmware

Version Number Model Date
30.14.0.127 V2: S20/S50/S100/S300/S412 2021-05-25 Release Notes ZIPBIN
65.15.0.18 V4: S50/S100/S300 2021-08-05 ZIPBIN

*S-Series Firmware Upgrade Guide

ImportantBefore using the S-Series V4 firmware to upgrade, please make sure your S-Series PBX’s firmware version is 65.X.X.X; using this firmware on a non-V4 S-Series VoIP PBX will prompt error message during the upgrade.

K2 IP-PBX Firmware

Version Number Model Date
80.14.0.127 K2 2021-5-25 Release Notes ZIPBIN

TG Series VoIP GSM Gateways Firmware

Version Number Model Date
91.3.0.21 V3: TG200/TG400/TG800/TG1600 2020-05-12 Release Notes ZIPBIN
51.18.0.50 V2: TG100 2019-04-08 Release Notes ZIPBIN

*TG Series Firmware Upgrade Guide

ImportantBefore using the TG V3 firmware 91.2.0.4 to upgrade, please make sure your TG gateway’s firmware version is 91.X.X.X or its SN starts with 331; using this firmware on a non-V3 gateway will result in system crash.

TA Series Analog VoIP Gateways Firmware

Version Number Model Date
47.0.0.54 V3: TA1600/TA2400/TA3200 2020-2-20 Release Notes ZIPBIN
41.19.0.32 TA400/TA800 2017-05-05 Release Notes ZIPBIN
48.0.0.18 V3: TA1610 2019-08-15 Release Notes ZIPBIN
41.19.0.25 TA410/TA810 2018-03-23 Release Notes ZIPBIN

*TA Series Firmware Upgrade Guide

ImportantBefore using the TA 1600/1610/2400/3200 V3 firmware version to upgrade, please make sure your TA gateway’s firmware version is 47.X.X.X (48.X.X.X for TA1610) or its SN starts with 338; using this firmware on a non-V3 gateway will result in system crash.

Analog Telephone Adapter VoIP Gateways

Version Number Model Date
44.19.0.30 TA100/TA200 2016-05-05 Release Notes ZIPBIN

TE/TB Series ISDN VoIP Gateways Firmware

Version Number Model Date
61.0.0.7 TE100/200 V3 2021-06-18 ZIPBIN
18.18.0.3 TB200/400 V2 2015-05-04 ZIPBIN

*TE Series Firmware Upgrade Guide*TB Series Firmware Upgrade Guide

GPL Open Source

Model Date
GPL License Text 2017-08-01 Download

Yeastar products contain in part some open source software. You can find download the full license text below, and find more information here.

Discontinued Products

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