Using this dishwasher lower door seal is easy. First, make sure your dishwasher is turned off and unplugged. Then, remove the old seal from the bottom of the inner door panel. Take your new seal and carefully fit it along the bottom of the inner door panel. Ensure it's properly aligned and seated. When using your dishwasher, avoid slamming the door as it can damage the seal. For maintenance, clean the seal regularly with a mild detergent and a soft cloth. This will help keep it in good condition and prevent leaks. If you notice any signs of wear or damage, replace the seal promptly. With proper use and care, this seal will serve you well for a long time.