Downloading macOS High Sierra 10.13.6 DMG for Mac is still entirely possible through a combination of Apple’s legacy support page, Terminal conversions, and trusted archiving sites. The key is to prioritize security: stick with Apple’s CDN when possible, verify checksums, and never run unsigned installer packages from random forums.
Whether you are reviving a vintage Mac Pro, running legacy music production software, or simply prefer the skeuomorphic charm of High Sierra, having a verified 10.13.6 DMG on hand ensures you can always go back to one of Apple’s most stable and versatile operating systems.
Have a working download link or a better method? Share your experience in the comments below—but remember to respect copyright and only share official Apple sources.
Last updated: 2026 – This guide follows Apple’s software distribution policies. macOS High Sierra is provided as-is, and no longer receives security updates. Use at your own risk, ideally on an offline or isolated machine.
If you are planning to install High Sierra on a PC (Hackintosh) or run it in a virtualization software like VMware or VirtualBox, you may need an ISO file or a bootable DMG rather than the App Store installer.
You can use the Terminal to create a bootable drive from the .app file downloaded in Method 1. download macos high sierra 10.13.6 dmg mac
sudo /Applications/Install\ macOS\ High\ Sierra.app/Contents/Resources/createinstallmedia --volume /Volumes/MyVolume
(Replace /Volumes/MyVolume with the actual name of your USB drive).
Downloading the DMG is only half the battle. To install High Sierra on a clean hard drive or a machine that won’t boot, you need a bootable USB installer.
What you need:
Terminal Method (Most Reliable):
.app file is in /Applications):sudo /Applications/Install\ macOS\ High\ Sierra.app/Contents/Resources/createinstallmedia --volume /Volumes/USB --applicationpath /Applications/Install\ macOS\ High\ Sierra.app --nointeraction
Why this works: Apple’s CDN still hosts the installer package. The Terminal command repackages the official app into a DMG without altering any system files. Downloading macOS High Sierra 10
If you are downloading this DMG for a Mac that officially caps at Lion, Mountain Lion, or Mavericks (e.g., MacBook4,1 or MacPro3,1), you cannot run the installer normally. You must use the DosDude1 High Sierra Patcher.
Steps:
Result: A perfectly usable High Sierra on a 2008 Mac Pro or 2009 MacBook White.
If you have downloaded the application from the links above and need a DMG file for backup or installation on a VM (Virtual Machine), follow these steps:
We must include a serious warning. When you search for “download macOS High Sierra 10.13.6 dmg mac,” the top results are often third-party download sites (e.g., osx-dmg-sierra-download.com or similar fake sites). Avoid these at all costs. Last updated: 2026 – This guide follows Apple’s
Malicious actors re-package old macOS installers with:
Safe hashes to verify your DMG:
Stick to Apple’s servers, the DosDude1 patcher, or a known-good backup from a trusted friend.
After downloading any HighSierra.dmg, check its SHA-1 or SHA-256 checksum. For the official 10.13.6 installer, the SHA-1 hash should correspond to known Apple-signed values (available on Apple’s security forums).