Sorry you can't change the number of pieces to win while the computer is thinking about its move. If you're really in a hurry quit the game and start over.
Sorry, you can't change the Board Size while the computer is contimplating its next move. If you're really in a hurry, then quit the game and start over.
Sorry, you can't start a New Game while the computer is thinking. If you're really in a hurry to start a new Game, Quit and then open the program again.