To end your tenancy, please log in to your account https://creditladder.co.uk/login, go to Your Tenancy > Move Home and follow the instructions.
Alternatively, while logged in, you can go directly to the page using the following link: https://creditladder.co.uk/dashboard/move-house
From there you can end your tenancy. Whether you are moving to a new rental, back home with family, going travelling or even buying your first home all can be updated following these steps.