What should refrigerator and freezer temps be?
Keep the refrigerator temperature at or below 40 F (4 C). The freezer temperature should be 0 F (-18 C). Check temperatures periodically. Appliance thermometers are the best way of knowing these temperatures and are generally inexpensive.
How do I manually defrost my LG refrigerator?
Unplug the unit and remove all food and ice from the ice bin. Leave the doors open and wait at least 8 HOURS for the refrigerator to defrost. Make sure to keep towels in and around the unit to soak up any excess water after the frost melts.