(1)Check if the appliance is powered on.
(2)Check if the unit set the mode of "open/cooling/low fan mode/30℃"?
(3)Check if powered on is longer than 10 minutes? Restart and reset the mode to "open/cooling/low fan mode/30℃"
(4)Turn into WIFI network settings of mobile phone, search Haier_uAC wireless router from wireless router list, if there is still have no Haier_uAC, may be WIFI module is damage, please call for service.