Make (all) the right noises British phrase
To say what other people want or expect to hear
You don't have to make all the right noises about my plan. Just feel free to give me some feedback.
She made all the right noises when asked about the new policy.
He only gets paid to review the product and makes all right noises about it.
If you say that someone keeps up appearances, you mean that he tries to keep an impression of richness and well-being because he wants to hide his bad situation.
The verb "make" must be conjugated according to its tense.
The origin of this phrase is not clear.