Like all mechanical devices, you will likely need minor maintenance. For instance: u003cbr/u003eChecking all folding mechanisms and functions work correctly. u003cbr/u003ePaying attention to the front wheel, ensuring it rotates freely without any obstruction. u003cbr/u003eChecking whether all the components are tight from time to time u003cbr/u003eChecking that the brakes are properly adjusted u003cbr/u003eBesides maintenance, it is recommended to get your tri-walker serviced every three to four months. Moreover, make sure you use the walker for the purpose it is intended. It should not be used on rough surfaces, or the wheels might get damaged.