No. Transmit power remains regulatory-domain locked. However, the firmware improves receiver sensitivity by ~1dBm on low SNR links.
For those managing a mixed fleet of Mimosa devices (e.g., A5c, B5c, and C5c), keeping a unified firmware version like 2.8.1 simplifies management and ensures feature parity. Mimosa C5c Firmware 2.8.1 Download
: This version allows users to change the NMS (Network Management System) option to self-hosted , enabling radios to report directly to a local Mimosa Management Platform (MMP) instance by entering its IP address. Security & Stability Mimosa C5c Firmware 2.8.1 Download
However, note: (e.g., MU-MIMO, OFDMA, or new GUI). It was the last polished release before the 3.x transition. Mimosa C5c Firmware 2.8.1 Download