Mac OS 9
Mac OS 9 was the final major release of Apple’s “Classic” Mac OS. Introduced on October 23, 1999, its highlighted features were Sherlock 2’s Internet search capabilities, integration with Apple’s free online services known as iTools, and improved Open Transport networking. Additional improvements included the introduction of an automated Software Update engine and support for multiple users. Read the original specifications of Mac OS 9 at the Apple support site.
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