PlugStream is continuously updated to improve reliability, security, and user experience. This page provides a transparent record of every software and firmware release, including what changed and why it matters.
Latest
PlugStream Firmware 1.72.1
PlugStream Firmware 1.72.1
1.72.1Stable
Recommended for production deployments.
Tests: passed (1531/1531)Coverage: 82.3%
Firmware
October 10, 2026
Supported devices
#PlugStream 7
#PlugStream 22
PlugStream Firmware 1.72.1
Bug Fixes
ocpp21: refuse inbound GetCertificateChainStatus; the station sends it (c5dced7)
ocpp21: the station opens and closes its own periodic event streams (a659b7a)
ocpp: accept SetMonitoringBase HardWiredOnly, the schema's spelling (0746e7f)
ble: GET_HANDOVER_CODE needs the cloud grant, and the BLE report hides the code without one (3a7fe61)
ethernet: never set a NULL default interface when Ethernet loses its address (f065cef)
ethernet: never set a NULL default interface when Ethernet loses its address (a6a501c)
log: a seventh LogWorker aux job fails the build, not the job (48f611c)
network: DNS servers per interface, so a Wi-Fi lease keeps static Ethernet DNS (888b070)
network: log the default interface and DNS servers in use when they change (eee613c)
portal: keep the portal's headers C++17 - CI builds components/portal as C++17 (826a2a8)
setup: never log the setup response body; keep retrying setup after ten minutes (f907b95)
Features
ocpp: GetDeviceKey, the CSMS's enrolment of the device key (684068a)