Release Notes
Q4 2025 - Q2 2026 Release Summary
November 4, 2025 – April 2, 2026App Updates (Nov 2025 - Apr 2026)
Over the past 5 months, we've released 6 app updates focused on expanding device support, improving reliability, and enhancing the user experience.
New Features
- Central HVAC Support - Full setup, configuration, and heating/cooling controls for our new low-voltage thermostat (v4.10.1)
- Configuration Code Finder - Added to pairing flow for easier Central HVAC setup (v4.11.0)
- In-App Bug Reporting - Bug reporting with screenshot capture for faster troubleshooting (v4.12.1)
- Network Diagnostics - Built-in connectivity troubleshooting tools (v4.12.1)
- Customer.io In-App Messaging - Targeted communications and tips delivered right in the app (v4.14)
- Rebuilt DR Enrollment - Smoother, more reliable Demand Response sign-up experience (v4.14)
Improvements
- LV thermostat fan control while in off mode (v4.14)
- Improved delta/differential constraint messaging (v4.14)
- MQTT connection reliability for large accounts — scoped per home (v4.14)
- Enhanced Auto Mode display
- WiFi pairing improvements
- Better dark mode support
- Performance optimizations
- DR enrollment improvements (v4.10.2, v4.10.3)
Bug Fixes
- Fixed false logout from transient network glitches (v4.14)
- Fixed MQTT client creation errors (v4.14)
- Fixed LV thermostat display issues for off/fan/auto modes (v4.14)
- Fixed temperature offset and setpoint input issues (v4.14)
- Fixed icons not displaying correctly in dark mode (v4.12.1)
- Fixed energy cost display in French (v4.12.1)
- General stability improvements
Firmware Updates
Mysa for Central HVAC — FW v4.5.16 (Apr 2026)
- Auxiliary Heat Staging feature
- Adaptive Brightness feature
- Fixed 0.5°C setpoint bug — half-degree increments now persist correctly
Included releases (7)
- AppMysa App 4.14 · April 2, 2026
- FirmwareMysa Firmware 4.5.16 — Smart Thermostat · April 1, 2026
- AppMysa App 4.12.1 · February 9, 2026
- AppMysa App 4.11.0 · January 13, 2026
- AppMysa App 4.10.3 · December 18, 2025
- AppMysa App 4.10.2 · November 17, 2025
- AppMysa App 4.10.1 · November 10, 2025
186 releases