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His first stop was the official Apple website. He clicked, he scrolled, he found the support page. "How to get old versions of macOS." The instructions were cheerful: Open the App Store on a Mac. Leo stared at his Windows PC. Step one: Own a Mac. Circular logic. He was locked out. macos high sierra download iso

At 3:15 AM, the familiar grey setup screen welcomed him. Choose language. Disk Utility. He formatted the internal drive as Mac OS Extended (Journaled). Then he clicked "Install." He downloaded gibMacOS