microHAM ARCO
firmware v4.2.B
microHAM · Released Jan 3, 2025 · First seen Sep 9, 2026
Source:
microham.com
v4.2.B is the latest firmware for the microHAM ARCO, released January 3, 2025.
What's in this update
- fixed touchscreen issue introduced in v4.2.A
updatemystuff.com never hosts firmware files — always download from the official source.
Get it from microHAMWatch the ARCO for updates
Create a free account and get an email the moment microHAM publishes new firmware.
Create account & watch