Yes, adapt your communication to the interviewer while keeping your core problem-solving process consistent.

Good casing is not a memorized performance. Different interviewers may interrupt more, ask for more detail, or expect you to drive more aggressively.

You can stay structured and hypothesis-driven while changing pacing, level of explanation, and how often you check alignment.

Do not overreact to one interviewer. Read the room and adjust communication rather than rebuilding your entire case approach. case interview guide.

This is basically what mocks with different partners are good for. Same fundamentals, different rhythm.

R1 can feel very different interviewer to interviewer. I would adapt pacing, not invent a new framework style.