How do I replace Freon in refrigerator?

To replace Freon in a refrigerator, you first need to identify the type of refrigerant used, then safely recover the existing refrigerant using specialized equipment. Next, locate and repair any leaks in the system. After that, you can recharge the system with the appropriate refrigerant, ensuring to follow manufacturer guidelines and safety protocols. It's advisable to hire a certified HVAC technician, as handling refrigerants requires proper training and equipment.