Hello, I move out from Germany with my sister on December 15th, 2023, in 2 weeks exactly, we already made the deregistration and I want to finish the contract, she have only mobile contract and I have mobile and phone contract, we want to cancel it because we don't leave here anymore, we move permanently to out origin country, the thing is, I want to keep the device and I'm ready to pay the difference for the remaining time, I don't want to return it, how we gonna do it, I can also send the evidence with the unsubscribe. Thank you and I hope it will be resolved quickly.
