How long a patient can live after liver metastasis of breast cancer cannot be generalized, but needs to be judged in the context of the patient’s specific condition. Generally speaking, when liver metastasis occurs in breast cancer, it means that the patient’s condition has already entered the advanced stage. If surgery is still available, surgery can be considered to remove the primary foci of breast and liver metastases, and then supplemented with chemotherapy and targeted therapy after surgery, the prognosis of some patients can be improved and the survival period can be prolonged, and very few patients can even survive for a long time. If the patient’s underlying health condition is poor or the metastases are too numerous to be treated surgically, the prognosis is generally poor and can seriously threaten the patient’s life expectancy, but if the treatment is sensitive, the patient can still survive with the tumor for several years. However, if patients with liver metastases from breast cancer start to develop jaundice, significantly decreased liver function, ascites, cachexia and other related symptoms, the expected survival time is no more than 3 months. In conclusion, such patients are still recommended to actively cooperate with doctors for treatment, which can not only reduce the discomfort symptoms, but also improve the quality of life and further extend the survival period to some extent. In addition, proper understanding of the disease, overcoming fear and maintaining an optimistic attitude can also help promote recovery.