, also known as the final update for Panther , was a landmark release for Apple's PowerPC-based computers. Released on April 15, 2005, it polished the "big cat" era with improved reliability, refined graphics, and the debut of several iconic Mac features. Key Features of Mac OS X 10.3.9
To run Panther 10.3.9, your vintage Mac must meet these minimum specs: : PowerPC G3 (minimum 233 MHz).
: A window management tool that tiled all open windows for easy selection.
