If you have landed on this page, you are likely searching for the elusive macOS High Sierra 10.13.6 ISO download. Whether you are a developer needing to test legacy software, a user trying to breathe life into an older Mac, or a virtualization enthusiast (VMware/VirtualBox) looking for a bootable image, you have come to the right place.
This article covers everything you need to know about version 10.13.6—the final, most stable iteration of High Sierra. We will discuss why this specific version is gold, the difference between ISO and DMG files, and the safest methods to obtain and create this installation media.
Developers and testers often need to run macOS inside VirtualBox or VMware Workstation on a Windows or Linux host. These hypervisors natively prefer .iso files for installation media.
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macOS High Sierra (version 10.13.6) remains a critical operating system for users maintaining legacy hardware or software dependencies (such as 32-bit applications, which were last fully supported here before Mojave). Unlike newer macOS versions which are obtained strictly through System Preferences, High Sierra requires a specific retrieval method via the App Store or terminal command. As Apple does not provide a direct ISO download, users must convert the official installer application into an ISO image for virtualization (VMware/VirtualBox) or archival purposes.
Released in 2017, macOS High Sierra (10.13) was a fundamental update focused on file system technology and video compression. Version 10.13.6, released in July 2018, is particularly special because it is the end-of-life (EOL) build. It includes all security patches and driver updates that Apple issued before moving to Mojave.
This is the most common error with 10.13.6 downloads. Apple's certificate expired. Fix: Open Terminal and type: If you have landed on this page, you
date 0201010116
Then run the installer. After installation, type date again to sync the correct time.
If you are using a Mac that officially supports High Sierra (e.g., MacBook Pro 2012, Mac mini 2012, iMac 2013), visit:
https://support.apple.com/en-us/HT211683
This official Apple support page lists direct App Store redemption links for High Sierra, Mojave, and Catalina. Clicking the link opens the App Store and downloads the full Install macOS High Sierra.app package. Then run the installer
Open Terminal and use the softwareupdate command:
softwareupdate --fetch-full-installer --full-installer-version 10.13.6
If the installer is still available on Apple’s content delivery network, this command will download it directly to your /Applications folder.