Apple macOS Catalina 10.15.5 Supplemental Update Changelog
macOS 10.15.5 Supplemental Update Changelog macOS High Sierra 10.13.6 Supplemental Update Apple today released a supplemental update for macOS 10.15.5, this is the 5th update to the macOS Catalina operating system that was released in October 2019. The supplemental update comes a…
