The safest way to get macOS High Sierra is directly from Apple.
macOS High Sierra 10.13.6 DMG (Archive.org)
Enter the corresponding number to start downloading the files straight from Apple. High Sierra 10.13.6 System Requirements
Apple does not officially provide a direct file for macOS High Sierra 10.13.6; instead, they distribute the full installer as an .app file through the Mac App Store.
Obtaining an official macOS High Sierra 10.13.6 file requires specific steps, as Apple typically provides a full installer through the Mac App Store rather than a direct file for the entire OS. Microsoft Community Hub Official Download Methods Mac App Store: The primary way to get the full installer is through this Direct Mac App Store Link . It is best to use to open this link, as other browsers may cause errors. Apple Support Updates:
Apple still hosts this file on their official support servers.
: You can find macOS High Sierra in the Mac App Store . When you click "Get," it will typically download the full installer app to your Applications folder.
Wait for the process to reach 100%. Your bootable USB is now ready. Troubleshooting Common Download and Install Errors "The installer payload failed signature verification"
How to Download macOS High Sierra 10.13.6 DMG File: A Complete Guide
This article provides direct links (where available), official methods to obtain the DMG, and instructions on how to use it safely in 2026. 📥 Official & Secure Download Links (macOS 10.13.6)
Open your downloaded DMG and drag to your Applications folder. Plug in your USB drive.