What are the proper techniques to ensure the safety of my knees during a squat exercise?

To ensure the safety of your knees during a squat exercise, it is important to maintain proper form by keeping your knees aligned with your toes, not letting them go past your toes, and ensuring your weight is evenly distributed on your heels. Additionally, it is crucial to warm up before exercising, start with lighter weights, and gradually increase the intensity to avoid injury.