Need to quit a frozen app fast? Try this Activity Monitor shortcut hot tip: press Command+Space, type "Activity Monitor", then Command+Return to open it immediately. Once open, use the search bar to find the misbehaving process, select it, then press Command+Q to quit or the Stop (X) button to Force Quit. Fast, keyboard-first rescue for macOS freezes — bookmark it for the next time an app goes rogue.
⚠️ Note: Avoid overriding universal shortcuts like Cmd+C (copy) or Cmd+Space (Spotlight). Use modifiers like Control + Option + Cmd. activity monitor shortcut hot