This extension updates the display drivers for ATI hardware installed in your Macintosh. The ATI Driver Update 1.4.7 allows PowerBook G3 Series computers with screen resolution switching capabilities to use additional screen resolutions in Simulscan mode. With the ATI Driver Update 1.4.7 installed, PowerBook computers with a 14" screen can access screen resolutions of 640x480 and 800x600 in addition to the 1024x768 resolution already available. PowerBook computers with a 12" screen can now use the 640x480 resolution in addition to the 800x600 resolution already available.
