Apple startup screens from 1979 to today

Mac OS System 7.5.3 (1996)

The System 7 operating system took on the new name "Mac OS" during the release of version 7.5.1.

Mac OS 7.5.3, shown here, was released for the Power Mac 6200 on January 1, 1996.

Marcin Wichary/

By Fox Van Allen

Fox Van Allen is a Los Angeles-based writer for CBS Interactive covering technology, tech lifestyle and gaming topics for GameSpot, CNET, ZDNet and TechRepublic. He has previously worked as a news and feature writer for a number of other sites, inclu...