Mac OS 9.1
Source: - Mac OS 9.1

Mac OS 9.1

Mac OS 9.1 is an operating system that was designed and developed by Apple in 2001 alongside Apple’s personal computers. The system has been released on 9 January 2001, and was available for $99 or was preinstalled on currently sold computers. On 18 June 2001, this Mac OS has been replaced by a newer version of Mac OS 9.2.

Mac OS 9.1 was the last major release of Apple’s classic Mac OS. Generally, the Ninth version of the Macintosh operating system contains many improvements including a Software Update engine, Support for multiple users, Open Transport Networking, iTools, Sherlock 2, or full multitasking. Mac OS 9 has been discontinued in 2001 however, all functions have been moved to Mac OS X. Mac OS 9.1 includes an integrated CD burning support in the Macintosh Finder and added a new Window menu in the Finder for switching between open windows.

Today Mac OS 9.1 is 20 years old!

Mac OS 9.1 – General information


Introduced9 January 2001
System RequirementsPowerPC processor
320 MB of hard disk space
Order NumberM8081LL/A

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