One year after arthroscopic surgery, if there is walking pain in the knee, the first thing you need to do is to have an MRI or X-ray examination, and take pain medication for pain relief, and supplement your daily diet with more nutrients and so on. 1. Joint examination: one year after arthroscopic surgery, if there is pain in joint movement, you can consider arthritis or local cartilage damage, etc., and go to the hospital in time for X-ray or MRI examination, which can quickly find out the specific lesions of the joint structural parts, so as to carry out targeted treatment. 2. Pain relief: After the joint activity pain, timely follow the doctor’s instructions to take pain medication, can relieve the pain symptoms, such as ibuprofen extended-release tablets and so on. 3. Nutritional supplementation: Since the bones and joints are slow to recover from injury, regular supplementation with protein, calcium and vitamin D is needed after surgery to effectively promote bone health and help protect the joints. Arthroscopic surgery a year after the knee walking pain need to properly reduce the intensity of activities, if the knee walking pain has not been relieved to seek medical treatment.