How? That domain's rules are set by a contract among states. It can be changed, and relevant changes to it are currently being negotiated, headed by by Michel B

How? That domain's rules are set by a contract among states. It can be changed, and relevant changes to it are currently being negotiated, headed by by Michel Barnier and David Davis. Do you mean that they should change their working order, or do you mean someone else should negotiate some separate/overlapping changes?