OpenSprinkler › Forums › OpenSprinkler Unified Firmware › OS3 Will Not Update Keeps Losing Connection. › Reply To: OS3 Will Not Update Keeps Losing Connection. June 1, 2019 at 1:07 am #60743 robiParticipant What’s your WiFi channel width? (check in your ap, 20, 40 or 80 MHz?) How many WiFi aps and routers do you have in your network (specify the type).