Should you notice food melting in the freezer or refrigerator/freezer compartments never getting cold enough, please find herewith following troubleshooting tips that may resolve your issue so long as it's not a mechanical or electronic failure of the product.
ONE LAST WARNING!
In times of extreme heat & humidity, please avoid opening the refrigerator or freezer door too often during the day and please avoid staring into the refrigerator too long. It takes much longer for a refrigerator to recuperate and return to proper cooling further to have endured scorching heat and humidity never hesitating at the first chance seeking comfort inside the refrigerator or freezer compartment. Failure to be careful risks food melting if not spoiling.