Mudar - Tradução em inglês

Nós iremos mudar ele de sala.
We are going to move him to another room.
We are going to change his room.
We are going to put him into another room.

Eu posso mudar (trocar) minha carteira?
May I exchange my wallet? - speaker wants a different wallet.
May I return my wallet? - not clear if speaker wants another wallet in exchange

Eu quero mudar de sala.
I want to move to another room.
I want to change rooms.
I want to be put into another room.

Pessoal, nós vamos mudar de sala, por favor desçam as escadas.
Everyone, we are going to change rooms. Please go down the stairs.
Class, we are going to change rooms. Please go downstairs.

Achei que não precisaria especificar, mas eu quis dizer carteira (escolar).

Thank you, Thomas! That was very helpful.