OpenSprinkler › Forums › OpenSprinkler Unified Firmware › 2.1.6 is the latest, but it will only let me install 2.1.5 (h/w v2.1u) › Reply To: 2.1.6 is the latest, but it will only let me install 2.1.5 (h/w v2.1u) August 23, 2016 at 10:36 am #43846 TheCaseParticipant Nope – I now see in the 2.1.6 changelog that I can’t update to 2.1.6 over USB. Good times.
