If you have any problems running the game, try these suggestions first to see if you can cure the problem.
1. Does your Mac meet the minimum requirements for the game ?
The minimum requirements are
68040 processor with 4MB spare memory
256 colour screen, 14-inch
System 7 or later
2. If you have difficulty in hitting the ball hard, check the mouse speed from your control panel. Set the mouse tracking speed to the fastest setting.
3. Switch off all extensions. You will need to restart your Mac to do this. Try running the game with all extensions off.