How Do I Disable The Screen Saver In Mac OS X?
Click on the Apple menu on the top left of screen and select System Preferences. Then click on the Desktop & Screen Saver panel and select the Screen Saver tab. You can change your screen saver by selecting one of the options on the left side of the window. The drop down on the bottom left side of the window lets you disable the screen saver completely or change the amount of time before your screen saver appears.