kiinteä internet-sopimus

Hi, I wanted to transfer my order from my address to a new one, but I received a message saying it can't be transferred. I was told I could sign a new contract and cancel the previous one because I moved. I signed a new contract at the new address, but I can't cancel the contract. How can I transfer it to another address? So that the subscription remains the same, but at a different address, or at least so that it's a different one at the new one and the old one can be canceled or renewed?