Efficient cooling is essential to prevent a PC from overheating and maintain optimal performance. Air cooling is a common method that utilizes fans to dissipate heat. CPU coolers, often equipped with heat sinks and fans, dissipate heat generated by the processor. Case fans improve overall airflow within the PC, expelling hot air and drawing in cooler air. Liquid cooling systems, including AIO (All-In-One) coolers and custom loops, use liquid coolant to transfer heat away from components. AIO coolers feature a closed-loop design with pre-filled coolant, while custom loops allow users to tailor the system with a pump, reservoir, tubing, and cooling blocks. Thermal paste, applied between the CPU and cooler, enhances thermal conductivity. Efficient cable management aids airflow, reducing heat buildup. Monitoring software helps users keep track of temperatures, enabling proactive cooling adjustments. Additionally, proper ventilation with dust filters prevents dust accumulation, which can impede airflow and increase temperatures. Combining these cooling methods ensures a well-regulated temperature environment for a PC, promoting stability and longevity.