Firmware V3.3 (33) Related to: Firmware Update Fixes stability issues related to changes in v3.1 and v3.2. Released 22 January 2024 Related articles Firmware V3.2 (32) Firmware V3.5 (35) Firmware V3.1 (31) Firmware V5.2 (52) How do I update the firmware on my Grainfather Conical Fermenter?