OpenSprinkler › Forums › OpenSprinkler Unified Firmware › OpenSprinkler Unified Firmware 2.1.9(9) released › Reply To: OpenSprinkler Unified Firmware 2.1.9(9) released October 1, 2021 at 6:38 pm #71313 RayKeymaster Are you using wired Ethernet? If so you need to switch to WiFi mode as firmware update can only be done in WiFi. You can power off the controller, remove wired Ethernet module, then power it back on.
