System Software (0-6) System 4.x

System

System Software (0-6) System 4.x

In 1984 Apple Computer unveiled their Macintosh. It included a new user interface that revolutionized the way people though about computer interaction. Originally referred to as simply "Macintosh System", the underlying OS was a single-tasking disk system for the Motorola 68K CPU. Significant changes were made in MacOS 7.x.

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Yuds2003

The System 4.0/Finder 5.4 Utilities disk is unusable. It boots in Mini vMac, but when it gets to the desktop, the mouse doesn't work.

jackklink

@Yuds2003 Yeah same here. Any disk I find out there of System 4.0 does not boot properly in Mini vMac but works perfectly fine in my real life Macintosh 512k. I reported the issue to the creator of vMac.

helloisthispizzahut

Remember the System 4.0/Finder 5.4 which only had the disk utilities? I have found and uploaded the full one. Have a nice day! https://archive.org/details/macintosh-system-software-4.0-complete