Welcome! What's going on with your computer or...

Welcome! What's going on with your computer or device? Ch4 what is the error What programs and versions are you using? 1 out door 5 in door unit Anything else you want the computer expert to know before I connect you? One more Problem i have 1 unit out door and 4 indoor unit 3 unit ok come in room 20 but one is room temperature 27 not come in down