External ankle fracture usually takes 8-12 weeks to heal, the details are as follows: 1, external ankle fracture will affect the stability of the ankle joint, so it should be treated in time, in most cases, you can choose conservative treatment, the use of manipulation of the external fixation of the plaster cast, after 6-8 weeks of fixation to remove the plaster, begin to exercise, and the fracture is basically healed in 8-12 weeks, and you can walk with normal weight bearing. 2, serious displaced fracture Or if the manipulation cannot be successful, the patient needs incision and internal fixation surgery, after surgery, the patient needs not to bear weight on the affected limb for 6-8 weeks, and can bear weight partly from 8 weeks until about 12 weeks, the fracture is completely healed, and the patient can walk with normal weight-bearing activities. External ankle fracture should not be over-weight-bearing, and should not be early weight-bearing, otherwise it will lead to delayed healing of the fracture, or even non-healing, thus affecting the function of the ankle joint.