FMM920 firmware errata

Introduction

We are always improving our devices performance, stability and reliability. That’s why Teltonika is one of the leading GNSS trackers manufacturers in the world.
This document describes FMC920, FMM920 devices firmware improvements, changes, new features implementations as well as current firmware release version.

FIRMWARE VERSION	SUPPORTED HARDWARE
03.28.XX	FMC920, FMM920

Firmware versioning

• Structure

FMB(T).VER.[XX].[YY].[ZZ].Rev.[##] _[ID###]

• Syntax description
  • XX – major FW version.
  • YY – branch number, shows major changes in firmware, i.e. new module support added or new major feature added.
  • ZZ – major changes like bigger fixes, improvements and new features addition.
  • ## – minor changes like small fixes and improvements.
  • ID[###] – Spec ID KEY – Specific clients FW changes.

Firmware versions

FIRMWARE VERSION	RELEASE DATE	CHANGES
03.28.02.Rev.197 (recommended for FMC920, FMM920)	2023.05.12	AutoAPN logic improvements Records sending improvements for eSIM hardware versions Optimized network communication to ensure stable connection Improved system stability and fixed general bugs Manufacture testing improvements
03.28.02.Rev.192 (recommended for FMM920)	2022.11.11	Stability improvements
03.28.02.Rev.85 (recommended for FMC920, FMM920)	2022.07.13	Initial release