OpenSprinkler › Forums › OpenSprinkler Unified Firmware › Can I upgrade a v1.2u board with 1.8.3 firmware? › Reply To: Can I upgrade a v1.2u board with 1.8.3 firmware?
October 13, 2015 at 12:06 am #40502
Sure, you can upgrade 1.2u to firmware 1.8.3. You will have to use the old version of firmware updater to do so. The link is here: