10.13.5.iso __link__ - Macos High Sierra

This ensures the file is unmodified and malware-free.

: Apple generally stops supporting MacBooks older than 7 years. If your Mac is from 2012 or newer, you might be better off jumping straight to macOS Big Sur . macos high sierra 10.13.5.iso

: High Sierra stopped receiving security updates in November 2020. Use it primarily for offline tasks or legacy software. This ensures the file is unmodified and malware-free

Since Apple removes older OS versions from the "Purchased" tab, you need a direct link. Apple’s content delivery network still hosts the InstallMacOSHighSierra.pkg for 10.13.5. macos high sierra 10.13.5.iso