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OS X: Replace Audio Alerts With Screen Flash

I can’t stand a computer that bings & bongs (no matter how fancy the audio files are or pleasing the sound) but I still need to know when something is alerting. Mac OS X has an accessibility feature that will flash the screen instead:

You can disable the sounds like this:

General mac tips Sound

And this settings will flash the screen when an alert event occurs:

General mac tips Accessibility