Abstract: Provided are a vapor ablation apparatus, and heating control method, controller, apparatus, and medium thereof; the heating control method includes: monitoring the current water level, current pressure, and current in-generator temperature of a steam generator; controlling a heating apparatus according to the current water level, the current pressure, and the current in-generator temperature. The disclosure is capable of accurately, promptly, and effectively automatically meeting the needs of a steam generator during heating, and the control results have good stability.