OpenSprinkler › Forums › Hardware Questions › OpenSprinkler Pi (OSPi) › Reinstall old version 2.18 › Reply To: Reinstall old version 2.18
January 30, 2020 at 2:10 pm #64175
You can do a git checkout of any previous commit of the firmware. Or you can directly download the firmware 2.1.8 release:
and unzip it and compile it.