Potty training a 5-year-old dog follows similar principles as training an older dog; consistency and patience are crucial. Begin by establishing a routine for feeding times and taking your dog outside for bathroom breaks at regular intervals throughout the day, rewarding them with praise or treats when they eliminate outside. Supervise them closely indoors, using baby gates or confinement if necessary, to prevent accidents inside the house. If accidents do occur despite your efforts, avoid scolding or punishing the dog; instead, quietly clean up the mess without drawing attention to it. Increasing positive reinforcement during successful outdoor eliminations will encourage your 5-year-old dog to understand and adapt to appropriate potty behavior over time.