Mimosa uses a semantic versioning system. Firmware version 2.8.1 (commonly shortened to "281" in forums and release notes) represents a specific mature build in the C5c’s lifecycle. Unlike earlier versions (2.5.x, 2.6.x), version 2.8.1 delivered critical improvements:
To ensure your Mimosa C5c operates securely and efficiently, it is essential to use the correct firmware version. Firmware 2.8.1