A. Perform the following steps to disable your machine's system beep:
- Right-click My Computer and select Manage.
- Expand System Tools and select Device Manager.
- From the View menu, select Show hidden devices.
- Expand Non-Plug and Play Drivers.
- Right-click Beep, and select Properties.
- Select the Drivers tab.
- Click Stop. You can also change the start-up type to Disabled so the beep service never starts.