What's wrong with my ac? on 1997 Toyota Camry

My ac light will turn on when i push it but shortly after will start blinking. It never blows cold though always hot. Also my Defrost vents don't work. Could that have something to do with it? Help its so hot!!

Asked by for the 1997 Toyota Camry
ck a/c relay there are issues with them and toyota has an updated one for your car