# Firmware Changelog

**v2.0.7 (2025-05-08)**

* Initial custom threshold values now match default threshold values.
* PRO versions can now disable screen refresh and measurement display.
* Added platform support for the mioty protocol on PRO versions.

**v1.5.44 (2025-03-18)**

* Improved display driver stability.
* Improved GUI: added sensor ID on screen.

**v1.4.19 (2024-08-26)**

* Improved battery life
* Improved new battery detection in low battery state

**v1.4.14 (2023-11-28)**

* Optimized memory management to obtain up to 30 days of on-device data history.
* Introduced CO₂ on-demand measurement for all sensor HW types.
* Bluetooth extended range functionality fixed to support all sensor HW types.

**v1.3.5 (2023-06-06)**

* Introduced CO₂ on-demand measurement support.

**v1.2.0 (2022-10-12)**

* New Bluetooth service UUID.
* Measurement data included in Bluetooth advertising packet.

**v0.4.10 (2021-10-13)**

* Reduced consumption of LoRa radio for PRO version HW.
* CO₂ sensor intermittent read failure fixed.
* Sensor ID shown on screen for PRO version HW.


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