how can ı analyze a position in puzzle

in puzzle sometimes a dont understand a move that computers does so ı want to analyze something else but ı cant find stockfish on puzzle screen do you have any idea

@pakdeyz

There should be a thing that said "Jump to the next puzzle immediately". Turn it off by pressing it from green to grey. After you finish a puzzle, the top right corner should have a grey button. Press it, and it turns green; also turning on computer.

Oh thanks a lot u helped me so much