One of my friends is about to buy a Powerbook 5300C. It currently has 7.5.3, but according to Apple can run OS 9. I think 8.x might be the highest this one could run ATM because it only has 24 MB RAM.
Apple's latest software update is finally coming down the pipes: macOS High Sierra is now available to download in the Mac ...
macOS Monterey (version 12) is a stable, lightweight release that works great on older Macs, including models going back to 2015. The latest version is macOS 12.7.6, and you can download it directly ...
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