Door seal or gasket damage is another major reason how to fix fridge not cooling becomes important. If the door is not closing properly, cold air escapes. Clean or replace the gasket if needed.
Low refrigerant gas is also a serious issue. If gas is leaking, cooling will stop completely. Compressor failure is another major cause. The compressor controls the cooling system, so if it is not working, professional repair is needed.
Blocked air vents inside the fridge can disturb airflow. Always keep vents clear for proper cooling.
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