Immunotherapy for endometrial cancer refers to the killing of cancer cells by immune cells so as to achieve the therapeutic purpose. There is a specific protein on the surface of targeted immune cells, which can block the immune system from responding to endometrial cancer. Immunotherapy is a way to block the protein on the surface of the cells and play a role in killing cancer cells and controlling the spread of cancer cells. Under normal circumstances, the immune cells of human body mainly include T cells and B cells, and T cells play a major role in the process of recognizing tumors, so as to achieve the effect of killing cancer cells. Apart from immunotherapy, treatments for endometrial cancer also include surgical treatment, radiotherapy, chemotherapy, molecular targeted drug therapy and so on. After endometrial cancer appears, the specific treatment plan should be chosen reasonably under the guidance of professional doctors according to the patient’s condition and physical status, and should not be decided blindly on one’s own, so as to avoid delaying the condition.